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- We've just changed over from gas oven to electric. 我们刚把煤气炉换成了电炉。
- The technology status of CDP synthesis from PTA was summarized. 概述了PTA路线的生产现状;
- In 1933 street lighting was converted from gas to electricity. 1933年，街灯从油灯换成了电灯。
- Study on the kinetics of dimethyl ether one step synthesis from syngas. 合成气一步法制二甲醚的动力学研究
- Mary wants to change over from gas electricity for her cooking; she says it's cleaner. 玛丽本来用煤气煮饭，她打算改用电灶，说是这样更干净些。
- My wife wants to change over from gas to electricity for her cooking; she says it is much cleaner. 我妻子想不用煤气而改用电来做饭，她说这要清洁得多。
- Isopentyl lactate was synthesis from lactic acid and isopentyl alcohol in the presence of ferric chloride hex-ahydrate. 在六水三氯化铁存在下可以由乳酸和异戊醇合成乳酸异戊酯。
- The progress of low carbon mixed alcohol synthesis from syngas is reviewed in this paper. 综述了合成气合成低碳混合醇工艺技术的研究进展。
- Some coal miners suffered from gas poisoning caused by the badly ventilated mines. 一些煤矿工人在通风极差的煤矿里瓦斯中毒。
- New progress for phenylacetone synthesis from organic zinc reagent and acetic anhydride was studied. 实验研究了以氯化苄为原料合成药物中间体苯基丙酮的新工艺。
- Raine : Oh, she's much better, but she's decided to switch from gas to eletricity for her cooking. 雷恩：她现在好多了，但是决定，以后烧煮不用煤气，改用电力。
- Lipoxygenase (5LOX) is a key enzyme critical for leukotriene synthesis from arachidonic acid. 5脂氧酶(5LOX)是催化花生四烯酸形成白三烯的关键酶。
- But CO,CH4,C2H4 and C2H6 could not be separated from H2 from gas phase products by high pressure water absorption. 然而，高压吸收的方法不能将气体产物中的CO、CH4、C2H4、C2H6与H2分离.
- A technology of desoxybenzoin synthesis from phenylacetic acid by two steps had been researched in this article. 研究了苯乙酸的合成工艺,以苯乙酮为原料,在四醋酸铅的氧化作用下合成苯乙酸。
- Guanylthiourea is prepared from gas tail containing HS and dicyanodiamide by one-step method. 摘要采用硫化氢尾气和双氰胺直接反应，一步合成脒基硫脲。
- Raine：Oh, she's much better, but she's decided to switch from gas to electricity for her cooking. 雷恩：她现在好多了，但是决定，以后烧煮不用煤气，改用电力。
- Diethyl maleate was a synthesis from maleic anhydride and ethyl alcohol in the presence of sodium bisulfate monohydrate. 在一水硫酸氢钠存在下,由马来酸酐和乙醇合成了马来酸二乙酯。
- Deoxygenate was used to remove the remanent oxygen from gas for supplying the high purity gas. 脱氧剂用于脱除气体中的微量氧气以提供含氧量极微的高纯气体。
- In this paper, recent development in furanoid and pyranoid carbasugars synthesis from non-carbohydrate sources is reviewed. 本文综述了从非糖类化合物合成五元及六元碳环糖研究的最新进展。
- The starts were formed from gases that originally permeated the whole galaxy. 恒星是由原来遍及于整个星系内的气体所形成。
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海词词典，十七年品牌
