氢 - 关于氢的双语例句 - 氢造句 - 语文书

为您找到254个与“氢”相关的双语例句：

Residue processing can be summarized as decarbonization, hydrogenation and asphalt gasification.
渣油加工有脱碳工艺、氢工艺及沥青气化工艺.
All catalysts prepared with the mentioned methods have higher activity of decalin conversion.
采用交换法和预焙烧法合成的交联蒙脱土催化剂都具有较高的十氢萘转化活性.
Many microorganisms possess the ability to dehydrohalogenate DDT to DDE.
许多微生物使滴滴涕脱卤化氢变为滴滴依.
A DB - 624 quartz capillary column and a FID were used.
采用气相色谱法, DB -624石英毛细管柱,氢火焰离子化检测器(FID),程序升温,检测器温度为300℃.
According the properties of oil rotary screw compressor, formulated DAH oil rotary screw compressor oil.
根据喷油螺杆空气压缩机的性能特点,采用加氢基础油研制开发了DAH喷油螺杆压缩机油.
Methyl dihydrojasmonate was synthesized from 2 pentyl 2 cyclopentanone and methyl malonate by condensation and decarboxylation.
2-戊基环戊烯酮再与丙二酸二甲酯缩合,脱羧得到二氢茉莉酮酸甲酯.
In there compounds, the cyclopentadiene ring has only four hydrogens.
在这些化合物里, 环戊二烯环只有4个氢.
Menthol was obtained from lemon eucalyptus oil via cyclization and catalytic hydrogenation.
以柠檬桉叶油为主要原料经环化、催化氢化二步反应得到薄荷醇.
Cyanamidealsocyanamid: a caustic acidic crystalline compound, NHCNH, prepared by treating calcium cyanamide with sulfuric acid.
“氨基氢: 一种腐蚀性的酸性晶体化合物, NHCNH,可通过硫酸作用于氢氨化钙制取.”.
A new process, urea - calcium cyanamide method, for producing thiourea from urea and hydrogen sulfide is proposed.
利用尿素和硫化氢等原料制备硫脲, 提出了尿素 - 氰氨化钙法新工艺.
Bremen blue ( unmixed cupric hydroxide )
布勒门蓝 ( 未混合的氢氧化铜 )
A chemist can analyze water into two colorless gases, hydrogen and oxygen.
化学家能将水分解成无色气体氢和氧.
The main property changes occurring during dehydrochlorination are: hydrogen chloride evolution , coloration, and embrottlement.
脱氯化氢降解过程中的主要性能变化是: 释出氯化氢, 变色和变脆.
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.
High Performance Liquid Chromatographic Analysis of Commercial Grades of N - phenyl - � � - naphthylamine.
在工业镍催化剂上苯气相加氢反应动力学.
Using calcium chloridize and sodium phosphate dibasic, this paper synthesizes hydroxyapatite having hexagonal system at 40 ℃.
本文以氯化钙和磷酸氢二钠为原料,在40℃温度下合成了具有六方晶系的羟基磷灰石.
Method and system for removing impurities such as chlorine , chloramines, and ammonia from a hydrogen gas.
本发明公开了一种从氢气中除去杂质例如氯、氯胺和氨的方法和系统.
Carbon, hydrogen and oxygen combine chemically to form carbohydrates and fats.
碳、氢、氧化合形成碳水化合物和脂肪。
Cetane improver . Makes the engine run better at higher compression settings.
碳氢化合物的改进物. 使引擎在高压缩比时运转较为顺畅.
The linear glucan molecules of cellulose are bound together by hydrogen bonds.
纤维素中直链葡聚糖分子由氢键连接在一起.

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