二次风分别去哪里?
参考答案:
炉膛前后墙的上下二次风口、油枪燃烧风。
I think you'll grow him when you know him better. [ ]
A.liking
B.to be like
C.to like
D.to be liking
选择()的标准主要有不为活人立传。
A、立传主体
B、立传主题
C、立传人物
D、立传主旨