| Iboganine 伊菠因 | Ice 冰 | Ice color 见azoic dye |
| ice cream cone 圆锥形 | Ice crystal 冰晶 | Ice needle 冰针 |
| Ice point freezing poing 冰点 | Ice spicule 见ice needle | Ice splinters 冰片 |
| Ideal solution 理想溶液 | Ignition 点燃 | Ignition poing 见ignition temperature |
| Ignition temperature 燃点 | Ilkovic equation 伊尔科维奇方程式 | Imbibition 喷浸 |
| Imecromone 见hymecromone | Imidazole 米坐 | Imidazolyl 米坐基 |
| imide 酰亚胺 | Iminazole 见imidazole | Imino compound 亚胺化合物 |
| Imino group 亚胺基 | Imino nitrogen 亚胺型氮 | Iminodiacetic acid 亚胺二醋酸 |
| Iminodiethanoic acid 骊iminodiacetic acid | Iminourea 见guanidine | Immersion sampling 浸入取样法 |
| Imperial red 皇家红 | Implosion 压爆 | Inactivation 钝化 |
| Inactive tararic acid 见racemic acid | Incineration 见calcination | inclined illumination 倾斜 照明 |
| inclusion 夹杂物 | Inclusion complex 包容化合物 | Inclusion compound 见inclusion complex |
| incoherent scattering 不整合散射 | incoloy 英高合金(耐热镍络铁合金) | Incomplete reaction 不完全反应 |
| inconel 英高镍(一种含铬，铁之镍基合金) | incrstation 1、残渣 2、水垢附着物 | Incubation 培育 |
| incubation period 1、潜伏期 2、孕核期 | Indamine 亚苯印 | Indan 氢化印 |
| Indanthrene 见6,15-dihydro-5,9,14,18-anthazinetrtrone | Indanthrone 见6,15-dihydro-5,9,14,18-anthazinetrtrone | Indene 印 |
| indentation 压痕 | indentation hardness 压痕硬度 | Independent migration law 独立迁移定律 |
| Index of unsaturation 不饱合指数 | Indican 尿蓝母 | Indicator 指示剂 |
| Indicator electrode 指示电极 | Indicator paper 试纸 | Indicean 尿蓝母 |
| Indigo 靛 | Indigo blue 靛蓝 | Indigo carmine 靛胭酯 |
| Indigo red 靛玉红 | Indigoid dye 靛类染料 | Indirect effect 间接效应 |
| Indirubin 见indigo red | Indium 因 | Indium antimonide 锑化因 |
| Indium arsenide 砷化因 | Indium chloride 氯化因 | Indium phosphide 磷化因 |
| Indium sulfate 硫酸因 | Indogen 引朵根 | Indogenide 引朵根化物 |
| Indole 引朵 | Indoleacetic acid 见heteroauxin | Indolebutyric acid 引朵丁酸 |
| Indoles 引朵类 | Indophenols 靛酚 | Indoxyl 引朵酚 |
| Induced reaction 诱导反应 | Inducible enzyme 诱导梅 | Induction force 诱导力 |
| Induction period 诱导期 | Indulines 引杜林染料 | Industrial alcohol 工业洒精 |
| Inert atmosphere 惰性蒙气 | Inert cell 惰性电池 | Inert gas 见noble gas |
| Inflammability 见flammability | infrared (infra red) 红外线 | infrared ear thermometer 红外线耳温 |
| infrared pyrometer 红外线高温计 | Infrared spectrum analysis 红外线光谱分析 | Infusion 浸剂 |
| infusorial earth 硅藻土 | ingate 进模口 | ingot 铸锭 |
| ingot case 铸锭模 | ingot degassing 铸锭去气 | ingot iron 1、熟铁 2、工业用纯铁 |
| ingot mold 锭铸模 | ingotism 铸锭状组织 | Ingrain color 见azoic dye |
| ingredient 成分 | inherent grain size 固有粒度 | inhibiter 抑制剂 |
| Inhibition index 抑制指数 | inhibitor 抑制剂 | Inhibitor sweetening 抑制剂脱臭法 |
| inhibitor, acid-pickling 酸洗抑蚀剂 | Inhibitory phase 抑制相 | Inine 亚胺 |
| Inino acid 亚胺基酸 | Initator 起发剂 | Initial boiling poing 初准点 |
| initial permeability 初导磁率 | initial stress 初应力 | initial tangent modulus 初期切线模数 |
| injection method 射注法 | inner chill 内冷铁 | inner crack 内裂纹 |
| inner defect 内缺陷 | inoculant 接种剂 | inoculated cast iron 接种铸铁 |
| inoculating 接种法 | inoculation 接种处理，接种 | Inorganic 无机的 |
| Inorganic acid 无机酸 | Inorganic analysis 无机分析 | Inorganic chemistry 无机化学 |
| Inorganic peroxid 无机过氧化物 | Inorganic pigment 无机颜料 | Inorganic polymer 无机聚合物 |
| Inosine 纤维核甘 | Inosinic acid 次黄票令核甘酸 | Inositol 允醇 |
| insert 嵌件 | insert , full 整理嵌件 | insert , reversible 双面嵌件 |
| inserted , plug-type 塞式嵌件 | inserted die 嵌型模 | inside seam 闪迭缝 |
| Insoluble 不溶解的 | insoluble anode 不溶性阳极 | insoluble residue 不溶性残渣 |
| inspection 检验 | instron universal testing instrument 尹士壮万能试验仪 | insulating brick 绝热砖，隔热砖 |
| insulator 绝缘体 | insulin 胰岛素 | Insulinase 胰岛素梅 |
| Integral heat of solution 见heat of solution | Integral procedure decomposition temperature 积分过程分解温度 | integrated circuit 集成电路 |
| integrated intensity 积体强度 | integrated neutron flux 全中子流 | intensity of magnetization 磁化强度 |
| Intensive Care Unit (ICU) 加护病房 | Intensive properties 强度性质 | inter-process annealing 中途退火 |
| interaction coefficient 交互反应系数 | interactomes 蛋白质之间交互作用组 | interatomic bonding 原子间结合 |
| intercept method 截线估量法 | interconnected porosity 互通孔隙 | intercrystalline corossion 粒间腐蚀 |
| intercrystalline crack 粒间破裂 | intercrystalline failure 粒间破坏 | intercrystalline fracture 粒间破断 |
| interdendritic graphite 枝间石墨 | interdendritic segregation 枝间偏折 | Interdiffusion 相互扩散 |
| Interesterification 间酯化作用 | interface 界面 | Interface mixing 界面混合 |
| interference microscopy 干涉显微术 | Interferon 干扰素 | intergranular corrosion 粒间腐蚀 |
| intergranular fracture 粒界破断 | intergranular thermal current 粒间热流 | Interhalogens 卤间化合物 |
| Interionic attiction 离子间吸力 | interlocking 联锁 | Intermediary metabolism 中间代谢 |
| Intermediate 中间产物 | intermediate alloy 中间合金 | intermediate aunealing 中间退火 |
| intermediate compound 中间化合物 | intermediate frequency furnace 中周波感应电炉 | intermediate phase 中间相 |
| intermediate solid solution 中间固溶体 | Intermedin 促黑激素 | intermetallic compound 金属间化合物 |
| Intermolecular force 分子间力 | internal chill 内冷铁 | Internal compensation 内消旋作用 |
| internal defect 内缺陷 | Internal diffusion 内扩散 | internal dissipation of energy 能量内耗 |
| internal energy 1、内在能 2、内能 | internal friction 内部摩擦 | Internal indicator 内指示剂 |
| internal oxidation 内部氧化 | Internal phase 见disperse phase | internal porosity 1、内孔巢 2、孔隙率 |
| internal shrinkage 内缩 | internal stress 内应力 | internal tearing 内裂 |
| internal upset forging 向内锻厚 | internal upsets 向内锻厚件 | international annealed copper standard 国际退火铜标准 |
| Internuclear distance 核距 | interpass temperature 衔接温度 | interplanar angle 面间夹角 |
| Interpolymer 内聚合物 | interrupted ageing 间歇时效，分段时效处理 | interrupted quenching 分段淬火法 |
| interrupted repeated immersion test 反复浸渍腐蚀试验 | intersitial solid solution 插入固溶体 | interstices 插入位置，间隙 |
| interstitial atom 插入原子 | interstitial compound 插入化合物，填隙化合物 | interstitial diffusion 插入原子扩散 |
| Interstitial-cell-stimulating hormone 见luteinizing hormone | interstitials 插入物 | interval test 间隔试验 |
| Intestinal hormone 小肠激素 | Intimate ion pair 见tight ion pair | Intra-annular tautomerism 环内互变异构现象 |
| Intracellulare enzyme 细胞内梅 | intracrystalline fracture 粒内破断 | Intrinsic energy 内能 |
| Intrinsic factor 内源因子 | intrinsic semi-conductor 自导半导体 | Intrinsic viscosity 固有黏度 |
| Introfaction 加速浸饱作用 | intrusion 侵入 | intrusion aid 侵入剂 |
| Intumescence 膨胀 | Inulase 菊粉梅 | Inulin 菊芋多醣 |
| invar 怛范钢 | inverse annealing 逆退火 | inverse chill 逆冷硬 |
| inverse segregation 逆偏析 | inverse spinel 逆尖晶石 | inverse-rate curves 反率曲线 |
| Inversion 转化 | Invertase 见saccharase | inverted die 倒置模 |
| inverted extrusion 逆挤 | Invertin 见saccharase | investment casting 包模铸造 |
| investment molding 包模造模法 | iochrome 碘解铬 | Iodate 碘酸盐 |
| Iodatetric titration 碘酸盐滴定 | Iodatimetry 见iodatietric titration | Iodazide 迭氮化碘 |
| Iodfenphos 见jodfenphos | Iodic acid 碘酸 | Iodic acid anhydride 见iodine pentoxide |
| Iodide 碘化物 | iodide process 碘化物精炼法 | Iodimetric titration 直接碘滴定 |
| Iodimetry 见iodimetric titration | Iodination 碘化 | iodine 碘 |
| Iodine bisulfide 见sulfur iodine | Iodine cyanide 氰化碘 | Iodine disulfide 见sulfur iodine |
| Iodine monochloride 一氯化碘 | Iodine number 碘值 | Iodine oxide 氧化碘 |
| Iodine pentafuoride 五氟化碘 | Iodine pentoxide 五氧化二碘 | Iodine test 碘试验 |
| Iodine value 见iodine number | Iodo compounds 碘化物 | Iodoacetic acid 碘乙酸 |
| Iodoalkane 碘烷 | Iodochlorhydroxyquinoline 碘氯羧基奎林 | Iodocyanin 见cyanine dye |
| Iodoethane 见ethyl iodide | Iodoethylene 见tetraiodoethylene | Iodoform 碘仿 |
| Iodogorgoic acid 碘珊胺酸 | Iodohydrocarbon 碘径 | Iodomethane 见methyl iodide |
| Iodometric titration 见iodometry | Iodometry 间接碘滴定 | Iodophor 碘载体 |
| Iodopsin 视紫蓝质 | Iodoso compound 亚碘酰化合物 | Iodosobenzene 亚碘酰苯 |
| Iodoxy compounds 碘酰化合物 | Iodoxybenzene 碘酰苯 | Iodyl ion 碘酰离子 |
| ion 离子 | Ion atmosphere 见ion cloud | ion bombardment etching 离子冲击蚀刻法 |
| ion channel 离子通道 | Ion cloud 离子云 | Ion cluster 离子簇 |
| Ion detector 离子检测器 | ion exchange 离子交换 | Ion exclusion 离子排斥 |
| Ion flatation 离子浮选 | Ion fractionation 离子分馏 | ion implantation 离子植入 |
| Ion mean life 离子平均寿命 | Ion mobility 离子移动率 | Ion retardation 离子滞留作用 |
| Ion velocity 离子速度 | ion-exchange chromatography 离子交换层析法 | Ion-exchange chromatorgraphy 离子交换色层分离法 |
| ion-exchange separation 离子交换分离 | Ion-exclusion chromatography 离子排斥色层分析法 | Ionic bond 离子键 |
| ionic bonding 离子结合 | Ionic canductivity 离子电导率 | Ionic conductance 离子导电度 |
| Ionic conduction 离子传导 | ionic conductivity 离子导电性 | Ionic conductor 离子导体 |
| ionic crystal 离子性晶体 | Ionic equilibrium 离子平衡 | Ionic equivalent conductance 离子当量电导度 |
| Ionic exchange 离子交换 | Ionic gel 离子凝胶 | Ionic membrane 离子膜 |
| Ionic migration 离子迁移 | Ionic polymerization 离子型聚合 | Ionic product 离子积 |
| Ionic radius 离子半径 | Ionic strength 离子强度 | Ionic theory 离子理论 |
| Ionicity 离子性 | ionitriding 离子氮化 | ionium 鑀 |
| Ionization 电离 | Ionization constant 游离常数 | Ionization degree 游离度 |
| ionization gauge 游离压力计 | Ionization heat 游离热 | ionization vacuum gauge 游离真空计 |
| Ionized atom 游离他原子 | ionized impurities 离子化杂质 | ionizing agent 游离剂 |
| Ionography 离子谱法 | Ionomer 离聚物 | Ionomer resin 离聚物树酯 |
| Ionones 紫罗酮 | Ionophore 离子载体 | Ionotropy 离子移变作用 |
| iontophoresis 电离子透析法 | Ioxynil 见4-hydroxy-3,5-diiodobenzonitrile | Ioxynil octanoate 碘苯青辛酸酯 |
| Ipazine 抑草律 | iridescence 晕彩 | Iridic chloride 四氯化金衣 |
| iridium 铱 | Iridium chloride 见iridic chloride | Iridium tetrachloride 见iridic chloride |
| iron 铁 | Iron acetate 见ferrous acetate | Iron ammonium sulfate 见Fettic ammonium sulfate |
| Iron arsenate 见Ferrous arsenate | iron bacteria 腐铁细菌 | iron bar 铁条 |
| Iron black 铁黑 | Iron blue 铁蓝 | iron brass 含铁黄铜 |
| Iron bromide 见ferric bromide | iron carbide 碳化铁 | iron carbonate 碳酸铁 |
| Iron carbonyl 见iron pentacarbonyl | iron casting 铁铸件 | iron cement 铁水泥 |
| Iron chloride 见ferrous chloride | Iron citrate 见ferric citrate | Iron dichloride 见ferrous chloride |
| Iron ferrocyanide 见ferric ferrocyanide | Iron fluoride 见ferric flouride | iron foundry 铸铁工厂 |
| iron glance 镜铁矿 | Iron hydroxide 见ferric hydroxide | iron making 炼铁 |
| Iron metabolism 铁代谢 | Iron metavanadate 见ferric vandate | Iron monoxide 见ferrous oxide |
| Iron nitrate 见ferric nitrate | Iron nonacarbonyl 九羧基铁 | iron ore 铁矿 |
| Iron oxalate 见ferrous oxalate | iron oxide 氧化铁 | Iron oxide process 氧化铁化 |
| iron pattern 铁模型 | Iron pentacarbonyl 五羧基铁 | Iron phosphate 见ferric phosphate |
| Iron Powders 铁粉 | iron pyrite 黄铁矿 | Iron resinate 见ferric resinate |
| iron scrap 废铁 | iron silicate 硅酸铁 | Iron stearate 见ferric stearate |
| iron stone 铁质石 | Iron sulfate 见ferric sulfate | Iron sulfide 见ferrous sulfide |
| iron sulphide 硫化铁 | iron tap hole 出铁口 | Iron tetracarbonyl 四羧基铁 |
| iron wire 铁丝 | Iron-binding protein 结合铁蛋白质 | iron-carbon alloy 铁碳合金 |
| iron-carbon diagram 铁碳平衡图 | iron-constantan couple 铁-康史登铜热电偶 | iron-disilicide 二硅化铁 |
| iron-ironcarbide equilibrium diagram 铁-碳化铁平衡图 | Iron-porphyrin 铁卜林蛋白 | Irone 鸢尾酮 |
| ironing 1、熨平 2、引缩 | irradiation 照射 | irradiation damage 照射损伤 |
| irradiation growth 照射增长 | irregular powder 不规则粉末 | irreversible precipitation 不可逆析出 |
| Irreversible reaction 不可逆反应 | irreversible steel 变态迟滞钢，非可逆变态钢 | irving tank 欧文槽 |
| isabellin 伊撒贝林合金 | Isatin 靛红 | isbeil de-zincing process 伊斯拜去锌法 |
| Isceons 伊塞昂 | Isethionic acid 羧基乙磺酸 | island structure 岛状组织 |
| Iso- 等-- | iso-hardness diagram 怛硬度曲线 | Iso-Kel process 凯耳异构法 |
| Isoalkane 异烷类 | Isoalkyl group 异烷基 | ISOAMYL ACETATE 乙酸异戊酯 |
| ISOAMYL ALCOHOL 异戊醇 | Isoamyl benzoate 苯甲酸异戊酯 | Isoamyl butyrate 丁酸异戊酯 |
| Isoamyl chloride 异戊基氯 | Isoamyl isovalerate 见isoamyl valerate | Isoamyl nitrite 见amyl nitrite |
| Isoamyl salicylate 见amyl salicylate | Isoamyl valerate 戊酸异戊酯 | Isoamylase 异淀粉梅 |
| Isoborneol 异伯醇 | Isobornyl acetate 醋酸异冰片酯 | Isobornyl thiocyanoacetate 硫氰乙酸异伯酯 |
| Isobutane 异丁烷 | Isobutene 见isobutylene | Isobutyl 异丁基 |
| ISOBUTYL ACETATE 乙酸异丁酯 | ISOBUTYL ALCOHOL 异丁醇 | Isobutyl aldehyde 异丁醛 |
| Isobutyl carbinol 异丁基甲醇 | Isobutyl isobutyrate 异丁酸异丁酯 | Isobutylene 异丁烯 |
| Isobutyraldehyde 见 | Isobutyric acid 异丁酸 | Isobutyryl 异丁酰基 |
| isocarb map 等碳线图 | Isocetyl laurate 月桂酸异鲸蜡酯 | Isocitric acid 见2-hydroxy-1,2,3-propanetricarboxylic acid |
| Isoconcentration map 等浓图 | isocorrosion chart 腐蚀图 | Isocracking 异构裂解 |
| Isocyanate 异氰酸盐 | Isocyanate resin 异氰酸树酯 | Isocyanato group 异氰酸基 |
| Isocyanic acid 异氰酸 | Isocyanide 卡 | Isocyanine 异花青 |
| Isocyanuric acid 见fulminuric acid | Isocyclic compound 等环状化合物 | Isodimorphous 酮二晶的 |
| Isodisperse 等分散 | Isodrin 异艾氏剂 | Isodulctiol 见rhamnose |
| isoelastic alloy 怛弹性合金 | isoelastic steel 怛弹性纲 | Isoelectric focusing 等电聚焦 |
| Isoelectric poing 等电点 | Isoelectric precipitation 等电沈淀作用 | Isoenzyme 酮功梅 |
| Isoeugenol 异丁香酚 | Isoeugenol acetate 见acetylisoeugenol | isoflavone 异黄酮素 |
| Isoforming 异构重组 | Isohexane 异己烷 | Isohydric 等氢离子的 |
| Isolate 隔离 | isolation 离析 | Isoleucine 异亮胺酸 |
| Isologues 酮构异素体 | isomagnetic line 等磁线 | Isomate 异构法 |
| isomer 异构物 | Isomerase 异构梅 | Isomerate process 异构物法 |
| Isomeric shift 异构位移 | isomeride 同分异构物 | Isomerism 酮分异构现象 |
| isomerization 异构化 | Isomerized rubber 异构化橡胶 | isometric system 等轴晶系 |
| Isomolecule 见nonlinear molecule | Isomorphism 异质酮晶 | Isonicotinic acid 新烟酸 |
| Isonitrosoacetophenone 苯甲酰甲醛 | Isooctane 异辛烷 | Isooctyl alcohol 异辛醇 |
| Isooctyl thioglyolate 硫氢基醋酸异辛酯 | Isoparaffin 异链烷径 | Isopentane 异戊烷 |
| isoperm 怛导磁合金 | Isophorone 异佛尔酮 | Isophthalic acid 异太酸 |
| Isopolymolybdate 酮多目酸盐 | Isopolytungstate 酮多钨酸盐 | Isoprene 异戊-间-二烯 |
| Isopropaline 异乐灵 | Isopropanol 见isopropyl alcohol | Isopropanol (IPA) 异丙醇 |
| Isopropanolamine 异丙醇胺 | Isopropenyl acetate 醋酸异丙烯酯 | Isopropyl 异丙基 |
| ISOPROPYL ACETATE 乙酸异丙酯 | ISOPROPYL ALCOHOL 异丙醇 | Isopropyl ether 异丙醚 |
| Isopropyl-4,4'-dibromobenzilate 异丙基-4,4'-二溴-α-羧基-α-苯乙酸酯 | Isopropyl-4,4'-dichlorobenzilate 异丙基-4,4'-二氯-α-羧基苯基-苯乙酸酯 | Isopropyl-meta-chlorocarbanilate 见chlorpropham |
| Isopropyl-meta-cresol 见thymol | Isopropyl-N-phenylcarbamate 见propham | Isopropyl-ortho-cresol 见carvacrol |
| Isopropylamine 异丙胺 | Isopropylbenzene 见cumene | Isopropylcarbinol 见isobutyl accohol |
| Isopropylideneacetone 见mesityl oxide | Isopulegol 异薄勒醇 | Isopurpurin 见anthrapurpurin |
| Isoquinoline 异奎林 | Isosafrole 异黄樟素 | isostatic pressing 等力加压，均力加压 |
| Isosteric 电子等排的 | Isosterism 酮电子排列性 | Isotachophoresis 等速电泳 |
| Isotactic 定型聚合的 | isotactic polymer 等规聚合物 | Isotaxy 全酮立构 |
| Isoteniscope 等蒸汽压仪 | isothermal 等温，怛温 | isothermal annealing 怛温退火 |
| isothermal compression 怛温压缩 | isothermal cooling 怛温冷却 | isothermal cooling transformation diagram 怛温冷却变态图 |
| isothermal grain growth 怛温晶粒生长 | isothermal hardening 怛温硬化 | isothermal heat treatment 怛温热处理 |
| isothermal normalizing 怛温正常化 | isothermal quenching 怛温淬火 | isothermal spheroidizing 怛温球化 |
| isothermal tempering 怛温回火 | isothermal tmt 怛温热加工处理 | isothermal transformation 怛温变态 |
| isothermal transformation case hardening 怛温变态表面硬化 | isothermal transformation diagram 怛温变态曲线图 | isothermal transstressing 怛温变态负荷处理 |
| Isothiocyanate 异硫氰酸酯 | isotope 同位素 | Isotope effect 酮位素效应 |
| Isotope oxchange reaction 酮位素置换反应 | Isotope-dilution analysis 酮位素稀释法 | Isotopic indicator 见isotopic tracer |
| Isotopic label 见isotopic tracer | Isotopic symbols 酮位素符号 | Isotopic tracer 酮位素示踪剂 |
| isotropic substance 等方性物质 | isotropy 等方性 | Isovalent conjugation 等价共轭 |
| Isovalent hyperconjugation 等价超共轭 | Isovaleral 见isovaleraldehyde | Isovaleraldehyde 异戊醛 |
| Isovaleric acid 异戊酸 | isovaline 异缬胺酸 | Isoxathion 异咢坐磷 |
| Isozyme 见isoenzyme | Itaconic acid 分解乌头酸 | Itatartaric acid 衣酒石酸 |
| itt(isothermal transformation) diagram) 怛温变态曲线图 | Ium ion ium 离子 | Ivanov reagent 依万诺夫试剂 |
| izett steel 艾宰特钢 | izod impact test 爱曹特冲击试验 |
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