Several kinds of novel extraction solvents were presented which mainly included N - formylmorpholine, dimethyl formamide, etc.介绍了石油化工领域采用的几种优良抽提剂,包括N - 甲酰吗啉 、 二甲基甲酰胺等.Process for synthesizing dimethyl phthalate ( DMP ) f...
Ketenes, notably dimethyl ketene, readily undergo oligomerization and polymerization.烯酮, 特别是二甲基烯酮, 很容易齐聚和聚合.The purity of dimethyl disulfide was determined by capillary gas chromatography.应用毛细管气相色谱法测定二甲基二硫的纯度.Marine livi...
The monkey was up the tree, flinging nuts to the ground.这只猴子爬到树上往地面扔坚果.Why are you always flinging up my past mistakes?你为什么总是提我过去的错误 呢 ?Those boys have been flinging stones at passing cars.这些男孩子们一直朝过往的汽车扔石头.He once seize...
他病倒后没过几天就又能在床上坐起来了。A few days after his collapse he was sitting up in bed.她坐在床上盯着时钟看了几分钟。For a few minutes she sat on her bed watching the clock.她发现弗朗西丝躺在床上，哭得十分可怜。She found Frances lying on the bed crying pitiably....