您要查找的是不是：
- Crotonic acid can be made by crotonaldehyde oxidized,and crotonaldehyde widly exists asthe accessory substance in the chemical enterprises that produce and use aldehyde. 丁烯酸可由丁烯醛氧化制得,而丁烯醛在生产和使用乙醛的化工企业作为副产物广泛存在,是一种需治理的废弃物,我国具有生产丁烯酸的原料条件。
- C 5 distillate of ethylene accessory substances was used as raw material. C5馏分油主要来源于石油烃高温裂解制乙烯过程的副产品 ,随着乙烯工业的发展 ,乙烯废弃的C5馏分量逐年增大。 另一方面 ,民用燃料需要量颇为可观。
- disinfections accessory substance 消毒副产物
- foreboders thing of accessory substance of disinfection 消毒副产物前体物
- The emery is a hard metallic substance. 金刚砂是非常坚硬的金属物质。
- Barium sulfate is a radiopaque substance. 钡硫酸盐是一种辐射光不能穿透的物质。
- Musk is a kind of strong-smelling substance. 麝香是一种有强烈气味的物质。
- Graphite is a soft black substance. 石墨是一种软而黑的物质。
- A radio is an accessory to a car. 收音机是汽车的附件。
- Simply analyzing the controlling of the accessory substance from chlorine disinfect in drinking water 浅析饮用水中氯化消毒副产物的控制
- This substance is soluble in alcohol. 这种物质能够溶解在酒精中。
- Her account was in substance correct. 她的账目基本上是对的。
- Ammonia is a chemical substance. 氨是种化学物质。
- The substance is irritable to sensitive skin. 这种物质对敏感的皮肤有刺激性。
- An inert substance used to dilute. 稀释剂一种惰性物质
- The question was never discussed in substance. 这问题实际上从来没有讨论过。
- Gelatin is a clear tasteless substance. 明胶是一种透明无味的物质。
- This substance is extracted from seaweed. 这种物质是从海藻中提取的。
- This substance must be treated with acid. 这材料得用酸来处理。
- He was charged with being an accessory to the crime. 他被控告为这项罪行的从犯。
