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- In the condition of no light andat the room temperature, DES was mixed with definite quantity succinate anhydridein anhydrous pyridine, stirring 34h and placing in acid circumstance for one night,some light brown oil substances were extracted. 避光条件下,以己烯雌酚与一定量的丁二酸酐为原料在室温条件下于无水吡啶中搅拌 34h,酸性环境中静置过夜,有浅棕色油状物析出,过滤,将得到的浅棕色沉淀减压蒸干,得粗产品。
- To apply oil, ointment, or a similar substance to. 擦,涂,抹用油、油膏或类似物质涂
- He slicks his hair down with oil every day. 他每天搽油把头梳得光溜溜的。
- The owner of the oil wells is a man of substance. 那些油井的主人是个财主。
- The bishop anointed the new king with oil. 主教为新国王登基举行涂油仪。
- The oil tanker soon got out of sight. 油船不久就看不见了。
- The recession trod on the heels of the oil crisis. 经济萧条紧随着石油危机而来。
- Go and get some more oil so we don't run short. 去多弄些油来以免到时候用光了。
- We have found oil under the North Sea. 我们在北海发现了石油。
- Oil feeds into the machine through this tubing. 油经过这个管子流入机器。
- The holed tanker was disgorging oil. 撞了个窟窿的油船正在喷油。
- The oil is leaking out from the crankcase. 没已从曲轴箱中漏出来。
- The plant converts crude oil into gasoline. 这家工厂将原油加工成汽油。
- A thick oil or viscous substance, especially when used as a lubricant. 润滑油,滑油粘稠的油或粘性物质,尤指用作润滑油的
- Half the oil in the lamp had burnt away. 油灯中一半的油已经烧掉了。
- Oil share show modest gain over the week's trading. 石油股票价在上星期的交易中略有上升。
- Mr Smith told me to hold on to my oil shares. 史密斯先生叫我不要卖掉石油股票。
- The gallery has a show of French oil painting. 这个美术馆在展出法国油画。
- Smoke was rolling up from the burning oil up smoke. 正在燃烧的汽油箱上浓烟滚滚。
- An oil well blew out in the oil field. 油田里有一口油井发生井喷。