在V-301A/B中配制助剂时,需要加入几种物质?分别是什么?
参考答案:
需要加入五种物质,分别是苯乙烯、丙烯腈、SD-12、乳化剂、脱盐水。
根据汉语提示完成句子.
1.Which would you_______(更喜欢),tea or coffee?
2.Kate is speaking in a_________(轻柔的)voice.
3.I like singers who write their own____________(歌词).
4. Xu Fei likes music that she can________(跟着……跳舞).
5.Carmen likes _______(音乐家)who play different kinds of music.
动员团体全体成员采取集体行动,以实现行动的规模经济,这是意识形态的()功能。