这个参照体可大可小, 可以是容他性的也可以是排他性的; 可以是正式的、或非正式的.The group can be large, small, inclusive , exclusive, formal or informal.排他性的交易和搭卖安排对分配过程中的竞争造成遏制作用.Exclusive dealing and trying arrangements hamper competition in the distributio...
在醇溶剂中,它不能被硼氢化物还原.It is resistant to borohydride reduction in alcoholic solvents.然后氢化物在低温火焰中分解.The hydrides are then decomposed in a low - temperature flame.论述了锡氢化物的形成条件和物理化学特征.Forming conditions and physical and chemical...
平整的织物需要使用不卷缩的纱线, 而对于绉织物和要求产生某些花式效应时, 使用卷缩纱线是较合适的.Smooth fabrics require balanced yarns, but for crepe and textured effects, unbalanced yarns are desirable....
她说她闻到有东西烧着的味.She said she could smell something burning.烧着的公寓火势较小, 很快就被扑灭了.The burning flat had started a small fire, which was soon put out.从它口中发出烧着的火把,与飞迸的火星.Firebrands stream from his mouth ; sparks of shoot out....