全玻幕墙的板面不得与其他刚性材料直接接触,板面与装修面或结构面之间的空隙不应小于()mm,且应采用密封胶密封。
A.2
B.4
C.6
D.8
参考答案:D
蜘蛛痣罕见于下列哪个部位()
A.面颊部
B.手背
C.前胸
D.上臂
E.下肢
All the children on the playground stared up into the sky until the noise of the plane _____.[ ]
A. died away
B. died out
C. gave away
D. gave out