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- propyl ethylene 丙基乙烯,1-戊烯
- Ethylene is a growth hormone in plants. 乙烯是植物中一种生长荷尔蒙。
- Aim:to prepare propyl p-hydroxybenzoate. 目的:制备对羟基苯甲酸丙酯。
- The concentration of ethylene is on the high side. 乙烯浓度偏高。
- First statement: Ethylene glycol is sweet. 第一句：甘醇是甜的。
- Na5 Ethylene Diamine Tetra (Methylene Phos... 摘要:乙二胺四甲叉膦酸五钠 EDTMP?
- The univalent chemical radical CH2CH,derived from ethylene. 乙烯基从乙烯分子中得到的一价化学基
- The plant can produce up to 130 tons of ethylene each month. 这家工厂每月最高能生产一百三十吨的乙烯。
- Occluded spores could not be inactivated with ethylene oxide. 封闭的孢子不能被环氧乙烷灭活。
- The univalent chemical radical CH2CH, derived from ethylene. 乙烯基从乙烯分子中得到的一价化学基CH2CH
- Such reactions to ethylene are consistent with ancient reports. 这些乙烯导致的反应和古人的报告一致。
- Propyl gallate known as a familiar antioxidant,is widely used in food industry. 没食子酸丙酯作为一种常见的抗氧化剂已被广泛应用于食品行业。
- Part 2 : particular systems for use in ethylene oxide sterilizers. 英文标题： Biological systems for testing sterilizers and sterilization processes.
- OBJECTIVE To synthesize thiamine propyl disulfide,a long-effect VitaminB1. 目的合成长效维生素B1丙硫硫胺。
- The manufacturing scheduling of ethylene device was 1997 0. 5Mt. 1997年乙烯装置的生产计划安排为0．5Mt。
- In this paper a new synthesis of Trimethylol propyl triacrylate was introduced. 本文介绍了三羟甲基丙烷三丙烯酸酯新的合成方法。
- A substance, often a liquid such as ethylene glycol or alcohol, mixed with another liquid to lower its freezing point. 防冻剂，防冻液，抗凝剂一种物质，通常是液体，如乙二醇或酒精，和另一种液体混合来降低冰点
- These peaks correspond to side-chain cleavage of the ethyl and propyl groups respectively. 这些峰分别相当于乙基和丙基的侧链开裂。
- Newly built and expanded ethylene equipment will add output by 4 million tons. 新建或扩建400万吨的乙烯生产规模。
