composition n. 1.作文(法),作诗(法),作曲(法);作品,文章;乐曲;文体,措辞。 2.编制;结构,构造,组成,组织;成分;合成物。 3.素质,性格。 4.构图,配合,布置。 5.妥协,和解(条件);(私下了结的)和解费,(议定的)偿付额。 6.【印刷】排字。 7.【逻辑学】综合法,合成推理;【语法】复合法;【社会学】结合体。 Latin prose compositions 拉丁散文作品。 a stone composition石刻品。 He has not a spark of generosity in his composition. 他(性格中)一点肚量也没有。 a composition of 5sh. in the pound 每镑照赔五先令。 composition for violin 提琴曲。 composition of a picture 绘画构图。 composition of air 空气成分。 make a composition with (sb.'s creditors) 和(各债权人)议定偿还办法。
the formula which represents the composition of water is, then, . 因此,代表水的成分的分子式就是。
In the paper , the composition of water - soluble polyurethane grouting was presented , the influence of the drying conditions and reaction time and temperatures for some property of the polyurethane grouting have been studied 摘要研究了水溶性聚氨酯灌浆材料中多异氰酸酯与聚醚多元醇原料的选择,聚醚的脱水条件,反应温度与时间,以及稳定剂及增塑剂对浆材性能的影响。