...n background music ] 诗朗诵、话剧等按照情节的需要配上音乐，以增强艺术效果 [ compound make up ] 把不同配料按处方混合起来 [ dispose deploy ] 作战时，根据任务、敌情、地形，将兵力、兵器布置在适当的位置 ..
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The formula of a compound gives information about the kinds and numbers of atoms that make up each molecule of that compound.
化合物的分子式提供了组成该化合物分子种原子的种类及其数量的信息。
Mix with setretarder could make compound dispersants setretarder superplasticizer which could extend initial setting time up to 20h and no negative effect on late compressive strength.
通过缓凝三元复合制成缓凝高效减水剂，延长初凝时间至20 小时以上，并且对混凝土后期强度无副作用。
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