发生医疗废物泄漏时,首先要()
A、确定泄漏的类别、数量、责任人
B、确定泄漏的原因、发生时间、责任人
C、确定泄漏的类别、数量、发生时间、影响范围及严重程度
参考答案:C
Only ticket-holders were___to the stadium for the concert given by Jay Chou, so many of his fans were turned away.
A.allowed
B.permitted
C.agreed
D.admitted
地下室墙体砌筑一般宜采用()。
A、石灰砂浆
B、水泥砂浆
C、混合砂浆
D、抹灰砂浆