单肢钢筋混凝土肢柱有平腹杆柱、斜腹杆柱、双肢管柱等。( )
参考答案:错
——When you reading Jane Eyre?
——It’s hard to say. I’m busy recently.
A.did, finish
B.have, finished
C.will, finish
D.do, finish
框架式家具以实木为基材,采用榫卯接合,主要部件为框架或木框嵌板结构,嵌板也承重。