以下为句子列表:
英文: 11 Never vent hydrogen from a high pressure source such as a cylinder in order to remove contaminants. Always use an external source of nitrogen or air for this purpose.
中文: 决不允许为了吹除杂质从高压气源,例如气瓶中放出氢气。做类似事情时,只能用氮气或空气作为外在气源。
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英文: 2 Benjia 4- methyl ketone, 4- chlorine two Benjia methadone, acrylic acid resins, hydrochloric cola organism, 1023-1063 nitrogen Zhuo methadone, phenyl acetone, reactive copper oxide, chlorobenzene oxygen ethanoic acid, ethyl ammonium chloride de base 3,
中文: 甲基二苯甲酮、4-氯二苯甲酮、丙烯酸树脂、盐酸可乐啶、月桂氮卓酮、苯基丙酮、活性氧化铜、对氯苯氧乙酸、苄基三乙基氯化铵、四丁基溴化铵、四丁基硫酸氢胺、二氯对氨基苯乙酮、因潢胺制造和销售。
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英文: 30is the project to produce 18ton/year synthetic ammonia and 30ton/year urea.The key equipment in the project are the copressor for the mixed gases of nitrogen and hydrogen and the compressor for carbon dioxide.Reciprocating compressor as well as centrifu
中文: 工程就是建成年生产能力达到18万吨合成氨、30万吨尿素的项目,项目中的关键设备为氮氢气压缩机及二氧化碳压缩机,压缩机选型正介于往复式压缩机和离心式压缩机之间,国内各设计院在八家立项的以煤为原料的中化肥厂‘18.30’工程初步设计中选何种类型的压缩机争论不休,本文从技术及经济的角度对此作了分析比较,并推荐采用往复式压缩机,以供参考。
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英文: (5) It was no significant difference of the serum protein and serum urea nitrogen of the 21-day broilers (p>0.05).
中文: (5)日粮中添加豆粕生物肽,对21日龄肉仔鸡血清蛋白无显著影响(P>0.05),血清尿素氮各试验组与对照组差异不显著(P>0.05)。
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英文: -80℃ freezer-liquid nitrogen freezing method for cryopreservation of cord blood hematopoietic stem cells
中文: -80℃冰箱降温-液氮冻存脐血造血干细胞
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