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- Keywords oxazole;benzoxazole;1;3;4-oxadiazole;sulfur ether;antitumor activity; 恶唑;苯并恶唑;1;3;4-恶二唑;硫醚;抗肿瘤活性;
- A whiff of ether will put you out in a few seconds. 一剂乙醚几秒钟后就会使你失去知觉。
- Sulfur can be used to make gunpowder. 硫磺可以用来制造火药。
- sulfuric ether 乙醚
- Today's news goes into the ether and is soon forgotten. 今天的新闻广播听後不久即置於脑後了。
- It was once believed that light waves traveled through the ether. 人们曾经相信光波在以太中穿过。
- sulfur ether 硫醚
- Ether was used formerly to put a patient to sleep before an operation. 从前人们在手术前用乙醚来使病人昏睡。
- Most sulfuric acid is made by the contact process. 大多数的硫酸是用接触法制造的。
- The hospital smelled of formaldehyde and ether. 医院里充满甲醛和乙醚的味道。
- He went off at the first whiff of ether. 他一吸入醚就失去知觉。
- Iron and steel with too much sulfur are red-short. 含硫过多的铁和钢都是热脆性的。
- Acids used in pickling can include sulfuric. 酸浸渍中用的酸有硫酸。
- He lost consciousness at the first whiff of ether. 他一嗅到乙醚便失去了知觉。
- Sulfur is an essential nutrient for plants. 硫是植物的一种重要的营养元素。
- A whiff of ether win put you out ha a few seconds. 吸一口乙醚会使你在几秒钟内昏迷过去。
- A cotton wad that was impregnated with ether. 浸透了醚的棉花团
- To eliminate sulfur from(petroleum, for example). 脱硫(例如,从石油中)除硫
- Alcohol sophisticated with ether. 掺有乙醚的酒精
- To convert(an alcohol) into an ether. 醚化使(一种醇)转化为醚