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- We've just changed over from gas oven to electric. 我們剛把煤氣爐換成了電爐。
- The technology status of CDP synthesis from PTA was summarized. 概述了PTA路線(xiàn)的生產(chǎn)現狀;
- In 1933 street lighting was converted from gas to electricity. 1933年，街燈從油燈換成了電燈。
- Study on the kinetics of dimethyl ether one step synthesis from syngas. 合成氣一步法制二甲醚的動(dòng)力學(xué)研究
- Mary wants to change over from gas electricity for her cooking; she says it's cleaner. 瑪麗本來(lái)用煤氣煮飯，她打算改用電灶，說(shuō)是這樣更干凈些。
- My wife wants to change over from gas to electricity for her cooking; she says it is much cleaner. 我妻子想不用煤氣而改用電來(lái)做飯，她說(shuō)這要清潔得多。
- Isopentyl lactate was synthesis from lactic acid and isopentyl alcohol in the presence of ferric chloride hex-ahydrate. 在六水三氯化鐵存在下可以由乳酸和異戊醇合成乳酸異戊酯。
- The progress of low carbon mixed alcohol synthesis from syngas is reviewed in this paper. 綜述了合成氣合成低碳混合醇工藝技術(shù)的研究進(jìn)展。
- Some coal miners suffered from gas poisoning caused by the badly ventilated mines. 一些煤礦工人在通風(fēng)極差的煤礦里瓦斯中毒。
- New progress for phenylacetone synthesis from organic zinc reagent and acetic anhydride was studied. 實(shí)驗研究了以氯化芐為原料合成藥物中間體苯基丙酮的新工藝。
- Raine : Oh, she's much better, but she's decided to switch from gas to eletricity for her cooking. 雷恩：她現在好多了，但是決定，以后燒煮不用煤氣，改用電力。
- 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關(guān)鍵酶。
- But CO,CH4,C2H4 and C2H6 could not be separated from H2 from gas phase products by high pressure water absorption. 然而，高壓吸收的方法不能將氣體產(chǎn)物中的CO、CH4、C2H4、C2H6與H2分離.
- 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藝,以苯乙酮為原料,在四醋酸鉛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. 摘要采用硫化氫尾氣和雙氰胺直接反應，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：她現在好多了，但是決定，以后燒煮不用煤氣，改用電力。
- Diethyl maleate was a synthesis from maleic anhydride and ethyl alcohol in the presence of sodium bisulfate monohydrate. 在一水硫酸氫鈉存在下,由馬來(lái)酸酐和乙醇合成了馬來(lái)酸二乙酯。
- Deoxygenate was used to remove the remanent oxygen from gas for supplying the high purity gas. 脫氧劑用于脫除氣體中的微量氧氣以提供含氧量極微的高純氣體。
- In this paper, recent development in furanoid and pyranoid carbasugars synthesis from non-carbohydrate sources is reviewed. 本文綜述了從非糖類(lèi)化合物合成五元及六元碳環(huán)糖研究的最新進(jìn)展。
- The starts were formed from gases that originally permeated the whole galaxy. 恒星是由原來(lái)遍及于整個(gè)星系內的氣體所形成。
