一般规定R12中含水量不得超过()。
A.0.0030%
B.0.0020%
C.0.0025%
D.0.0133%
参考答案:C
The girl hid herself under the table she could see everything taking place in the room.
A.after which
B.from where
C.from which
D.in where
施工图文件内容编排顺序依次为:封面、()、设计及施工说明、图纸、工程预算书、材料样板及做法表等。
A.图纸目录
B.序言
C.扉页
D.中缝