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- A large number of structures of benzene methyl and methylene groups but rare aralkyl ether linkage existed in the waste liquor. 兩種廢液木素中都含有大量的苯環(huán)及甲基、亞甲基結構,幾乎不存在烷基芳基醚鍵結構;
- The kinetics of polycondensation of aralkyl ethers such as p-di(methoxy) xylene and 4,4/-di(methoxymethyl) diphenyl ether with ten kinds of aro-matics has been studied in the presence of catalysts for Friedel-Crafts reaction. 本文研究了芳烷基醚與芳香族化合物在Friedel-Crafts反應型催化劑作用下縮聚反應動(dòng)力學(xué).
- A whiff of ether will put you out in a few seconds. 一劑乙醚幾秒鐘后就會(huì )使你失去知覺(jué)。
- Today's news goes into the ether and is soon forgotten. 今天的新聞廣播聽(tīng)後不久即置於腦後了。
- It was once believed that light waves traveled through the ether. 人們曾經(jīng)相信光波在以太中穿過(guò)。
- Ether was used formerly to put a patient to sleep before an operation. 從前人們在手術(shù)前用乙醚來(lái)使病人昏睡。
- The hospital smelled of formaldehyde and ether. 醫院里充滿(mǎn)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覺(jué)。
- He lost consciousness at the first whiff of ether. 他一嗅到乙醚便失去了知覺(jué)。
- A whiff of ether win put you out ha a few seconds. 吸一口乙醚會(huì )使你在幾秒鐘內昏迷過(guò)去。
- A cotton wad that was impregnated with ether. 浸透了醚的棉花團
- Alcohol sophisticated with ether. 摻有乙醚的酒精
- To convert(an alcohol) into an ether. 醚化使(一種醇)轉化為醚
- Her words disappeared into the ether. 她的話(huà)消失在九霄云外。
- A whiffof ether will put you out in a few seconds. 一劑乙醚幾秒鐘后就會(huì )使你失去知覺(jué)。
- Down buttons to select ether preview or AE lock. 按壓向上向下按鈕,以選擇預對焦或AE鎖定。
- Bonded to glycerol by ether( instead of. 含聚異戊二烯甘油醚類(lèi)脂(。
- Sodium Fatty Alcohol Polyoyetylene Ether Sulfate. 醇醚硫酸銨。
- The smell of ether suggests a hospital. 乙醚的氣味常使人想起醫院。
- And like the ether it lifts but the winged. 又如太虛,只助有翼者浮升。