乙 - 关于乙的双语例句 - 乙造句 - 语文书

为您找到366个与“乙”相关的双语例句：

The apply field of sodium diacetate is introduced briefly.
简要介绍了双乙酸钠的应用领域.
Sodium Diacetate ( SDA ) and Sodium Dehydroacetate are two new - model preservatives.
双乙酸钠和脱氢乙酸钠为两种新型的防腐防霉剂.
Two synthesis methods of N methyl diethanolamine and it's application in desulfuration of gas introduced.
介绍了高效脱硫剂N甲基二乙醇胺的两种工业生产方法,及它在炼油厂液化气脱硫中的应用.
This paper discussed three methods of producting vinyl etherspreparation from acetylene, dehydrohalogenation and acetals.
论述了乙烯基醚类化合物的三种主要制备方法乙炔法、脱卤化氢法和缩醛热分解法.
Catalytic dehydrogenation of ethylbenzene is an important method for production of styrene.
乙苯催化脱氢是生产苯乙烯的主要方法.
It is testified that the depolymerized products are terephthalic acid ( TPA ), ethylene glycol ( EG ) and trace diethylene glycol ( DEG ).
解聚产物为对苯二甲酸 ( TPA ) 、乙二醇 ( EG ) 和少量的二甘醇 ( DEG ).
Silylation, P modification and MgO modification can improve p - DEB selectivity greatly.
MgO改性提高对二乙苯选择性最为明显.
Substances like cyproterone acetate are used to suppress the gonadal hormone production.
像去乙酰环丙氯地孕酮醋酸盐的物质被用来抑制性腺激素的分泌.
Cyclopentanone ethylene ketal was synthesized with I _ 2 as catalyst.
以单质碘为催化剂合成了环戊酮乙二缩酮.
Objective Cyclohexyl acetate was synthesized with high yield.
目的高效率合成乙酸环己酯.
The refractory insulating bricks were produced , taking alumina, soft clay, cyanite al as raw materials.
以工业氧化铝、结合粘土、蓝晶石等为原料,应用聚苯乙烯球烧先注和可塑成形法研制成功了耐火隔热砖.
The cyanate Resin is modificated by styrene and divinyl benzene , which are called active diluent.
以苯乙烯和二乙烯基苯作为氰酸酯树脂的活性稀释剂,得到粘度低、贮存稳定性好的改性树脂体系.
These polymer support are polyvinylpyrrolidone ( PVP ), sodium carboxymethyl cellulose ( CMC ), chitsan ( CS ) and cyanoethylated cellulose ( CC ).
这些高分子载体包括,聚乙烯吡咯烷酮 ( PVP ) 、羧甲基纤维素钠 ( CMC ) 、壳聚糖 ( CS ) 和氰乙基化纤维素 ( CC ).
COMBUSTIBILITY: Does not burn. Retards the flame when coated on combustible materials such as Styrofoam.
可燃性: 不燃烧. 涂抹在易燃材料表面例如聚苯乙烯材料可阻燃.
Flexible sigmoidoscopy and colonoscopy developed to help find and remove precancerous growths.
发明可弯曲乙状结肠镜和结肠镜以发现和切除癌前增生病变.
A species of cockroach sprays a substance , ethylacrolein, that is a kind of tear gas.
某种蟑螂喷射一种催泪性毒气――乙基丙烯醛.
CNI is Chemical Nickel Impregnation with TFE overcoat.
CNI经过化学镍浸渍,并涂敷聚四氟乙烯.
Conclusion: The natural Harvest clarifier can substitute ethyl alcohol in the procedure of removing the impurity.
结论: 澄清剂法可代替乙醇法用以除杂质.
Methyl cis - cinnamate was synthesized from ethyl trans - cinnamate by bromination, dehydrobromination, esterification and catalytic hydrogenation.
反式肉桂酸乙酯经溴化、脱溴化氢、甲酯化和催化氢化合成了顺式肉桂酸甲醇.
The separation of acetone, ethanol, benzene, chloroform, toluene was performed on a 10 % PEG - 20 M Chromosorb - W - AW - DMCS column.
对样品中残留丙酮、乙醇、苯、氯仿、甲苯的分离选用10%PEG-20Mchromosorb -W-AW-DMCS 公谱柱.

|<<<111213 14 15 >>>|