"乙"是个多义词,它可以指乙(汉语汉字),乙部,乙姓,乙(十天干之一)。
聚乙烯 PE ; [高分子] POLYETHYLENE ; HDPE ; LDPE
聚氯乙烯 PVC ; [高分子] polyvinyl chloride ; PVC-U ; PVC POLYVINYL CHLORIDE
乙酸乙酯 [有化] Ethyl acetate ; EtOAc ; AcOEt ethyl acetate
聚四氟乙烯 PTFE ; [高分子] Polytetrafluoroethylene ; PTFE Polytetrafluoroethylene ; [高分子] Teflon
乙醚 [药] ether ; diethyl ether ; ethyl oxide ; ethoxy ethane ; ether
乙炔 [有化] acetylene ; ethine ; acetl ; acetylene
乙腈 [有化] acetonitrile ; MeCN ; [有化] Methyl Cyanide ; ACN ; acetonitrile
环氧乙烷 ethylene oxide ; EO ; ETO ; [有化] oxirane
三乙醇胺 [有化] Triethanolamine ; Trolamine ; TEA ; TEOA ; triethanolamine
乙二胺四乙酸 EDTA ; ethylenediamine tetraacetic Acid ; edetic acid ; trilon
It was found that ethyl acetate layer and water layer were antiinflammative while water layer was bacteriostatic.
发现乙酸乙酯层和水层是抗炎有效部位,水层是抑菌有效部位。
参考来源 - 感冒清热颗粒质量控制方法和活性研究Among the permeating cryoprotectants, the combination of DMSO, acetamide and butylene glycol was the best one, and the second was the combination of DMSO, acetamide, propane glycol and butylene glycol.
从渗透性保护剂的作用效果看,DMSO+乙酰胺+丁二醇组合的效果最好,其次为DMSO+乙酰胺+丙二醇+丁二醇组合。
参考来源 - 胚脑细胞的玻璃化冻存及其体外掊养的研究·2,447,543篇论文数据,部分数据来源于NoteExpress
假设甲某和乙某在公园里相遇。
假定甲知道乙应负罪责。
本发明涉及到反油酸乙酯的应用。
The invention relates to the application of elaidic acid ethyl ester.
Please choose a rhythm for excerpt one you can choose rhythm A which is or you could choose rhythm B So I'm about to play a piece. It's by Chopin.
请选一个和你听到的相符的节奏,你可以选节奏甲,也可以选节奏乙,我现在要弹一段,肖邦的曲子
Is it--This is number two. Is it A or B?
这个,这个是第二条了,甲还是乙
For two, is it A or B?
第二条,是甲还是乙呢
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