Meanwhile, acetone was a polymerization inhibitor in preventing the self - polymerization ofp - methoxybenzyl chloride, and 11.同时探索了甲氧基苄氯自聚的阻聚剂, 初选的阻聚剂丙酮可使甲氧 基苄 氯粗品的收率提高11....
Changeless is tall purity is oleaginous, light bright is incompact the use feeling that stretch tight.不变的是高纯度的油质, 轻爽不紧绷的使用感.Consciousness is partial and changeful, awareness is total, changeless, calm and silent.意识是片面和变迁...
Amy had the growing sense that she was adrift and isolated.埃米愈发感到自己孤立无援，孑然一身。Many of the refugee villages are in isolated areas.很多难民村落都在偏远地区。They said the allegations related to an isolated case of cheating.他们说这些指控与另一件欺诈...