【多选题】若 SOP 与 SIP 恰有一真,则必然有( )与( )。
【简答题】什么是抗震设计的二阶段设计方法?为什么要采用二阶段设计方法?
【多选题】若 SOP 与 SIP 恰有一真,则必然有( )
【多选题】下列说法正确的是
C.
塑料 ,纤维 ,橡胶,涂料,胶粘剂。油漆均称为合成树脂
【简答题】When the bell rang the teacher dismissed the class.
【单选题】When the bell rang, the students were all sitting on their own seats quietly and looking forward to their new Chinese teacher.