化学专业英语Specialized-English-for-Chemistry

SpecializedEnglishforChemistry精品资料实验室仪器standardtaperequipmentgroundjoint标准锥度仪器磨口接头(jiētóu)aircondenserfractionatingcolumn空气冷凝管精馏柱boilingflask-3-neckroundflask三颈烧瓶普通圆底烧瓶ground-inroundflaskstopper磨口圆底烧瓶塞子spotplatecentrifugaltest-tube点滴板离心试管measuringcylinderdryingtube量筒干燥管精品资料Y形管Yjoint滴瓶、细口瓶、广口瓶reagentbottle滴液漏斗droppingfunnel药勺spatula水浴锅waterbath石棉网asbestoscentergauze燃烧匙combustionspoon砂芯漏斗glasssandfunnelfilterflask吸滤瓶funnel漏斗separatoryfunnel分液漏斗distillingtube蒸馏管adapter接收(jiēshōu)管reducingbushing减压套管精品资料distillinghead蒸馏头Claisendistillinghead克来森蒸馏头long-stemfunnel长颈漏斗stemlessfunnel无颈漏斗plasticsqueezebottle塑料挤压瓶volumetricflask容量瓶crucible坩锅porcelainn.瓷器(cíqì),瓷adj.瓷制的,精美的,脆的evaporatingdish蒸发皿Florenceflask平底烧瓶mortar研钵精品资料pestlen.乳钵,槌,杵v.用槌磨,用杵捣watchglass表面(biǎomiàn)玻璃beakern.大口杯,有倾口的烧杯Erlenmeyerflask三角烧瓶wide-mouthbottle广口瓶graduatedcylinder量筒Mohrburette碱滴定管pinchcock弹簧夹Geiserburette酸滴定管stopcockn.[机]管闩,活塞,活栓,旋塞阀Mohrmeasuringpipette莫尔吸量管ringclamp铁架（台）精品资料buretteclamp滴定管夹burettestand滴定管架transferpipette移液管gasmeasuringtube气体量管medicinedropper医用滴管wingtop鱼尾灯头burner炉子，灯头pinchclamp弹簧夹extensionclamp铁夹子clampholder持夹器screwclamp螺旋夹testtubeholder试管夹crucibletongs坩锅(ɡānɡuō)钳tripod三脚架rubberpipettebulb橡皮吸球碘量瓶iodineflask集气瓶gas-jar精品资料±plusorminus－259.1℃1.minustwohundredandfiftyninepointonedegreesCentigrade.(或Celsius)2.twohundredandfiftyninepointonedegreeCentigradebelowzero.3.minustwofiveninepointonedegreesCentigrade1.23*10-4

onepointtwothreetimestentotheminusfour精品资料A<BAislessthanB=AequalsB;AisequaltoB>AisgreaterthanB精品资料-cide除（杀，防）…….剂insecticideherbicide杀虫剂除草剂bactericidefungicide抗菌剂防霉剂精品资料anionn.阴离子(lízǐ)anionicadj.阴离子(lízǐ)的,带负电荷离子(lízǐ)的cation阳离子(lízǐ)cationic阳离子(lízǐ)的ionicadj.离子(lízǐ)的becapableofv.能够monoxiden.一氧化物sulfiden.美>[化]硫化物精品资料NomenclatureofOrganicCompounds

（有机(yǒujī)化合物命名法）1.NomenclatureofHydrocarbons:（烃类命名法）1）AliphaticHydrocarbons（FattyHydrocarbons，脂肪烃）a.NumberPrefix（数字(shùzì)前缀）：

i).总碳数≤10时（totalCno.≤10）：1.甲:meth-;2.乙:eth-;3.丙:prop-;4.丁:buta-;5.戊:penta-;6.己:hexa-;7.庚:hepta-;8.辛:octa-;9.壬:nona-;10.癸:deca-.11.半,1/2:hemi-,semi-;12.单,一:mono-,uni-;13.3/2:sesqui-;14.双,两:di-,bi-,bis-.精品资料ii).总碳数>10时（totalCno.>10）：

普遍规律:1.一:hen(i)-;2.二:do-;3.三:tri(a)-;4.四:tetra-;五以后(yǐhòu)同上.常用字头:11:undeca,hendeca-;12:dodeca-;13:trideca-;14:tetradeca-;15:pentadeca-;16:hexadeca-;17:heptadeca-;18:octadeca-;19:nonadeca-;20:eicosa-;21:heneicosa-;22:docosa-;23:tricosa-;24:tetracosa-;25:pentacosa-;26:hexacosa-;27:heptacosa-;28:octacosa-;29:nonacosa-;30:triaconta-;31:hentriaconta-;40:tetraconta-;50:pentaconta-;60:hexaconta-;70:heptaconta-;80:octaconta-;90:enneaconta-.精品资料烷烃（alkane）命名(mìngmíng)：

数字头+-ane.（以a结尾的数字(shùzì)头直接加-ne.）例:甲烷:methane;庚烷:heptane;癸烷:decane;十三烷:tridecane;十四烷:tetradecane;十五烷:pentadecane;二十烷:(e)icosane;二十一烷:heneicosane;二十二烷:docosane;三十烷:triacontane;四十烷:tetracontane;五十烷:pentacontane;六十烷:hexacontane;七十烷:heptacontane;八十烷:octacontane;九十烷:nonacontane;一百烷:empirecontane.精品资料bis-centi-deca-dodeca-hemi-hendeca-hepta-heptadeca-hexa-hexadeca-mono-(mon-)nona-nonadeca-oc