添加的甲基汞的回收率据报到达90%左右.The recovery of added methylmercury was reported to be approximately 90 %.烯酮, 特别是二甲基烯酮, 很容易齐聚和聚合.Ketenes, notably dimethyl ketene, readily undergo oligomerization and polymerization.六亚甲基二异氰酸酯 ( HMDI )...
Everything breakable had been broken and scattered chaotically about the room.房间里能打碎的东西都打碎了，一片狼藉。Put away any valuable or breakable objects.把所有值钱的东西和易碎的物品都收起来。In my dressing - room everything breakable had been stowed aw...