施工企业所用材料、构配件和设备的现场防护要求应在()中明确。
A.进场计划
B.施工方案
C.采购合同
D.材料验收记录
参考答案:B
This is a very interesting book.I'll buy it, . [ ]
A.no matter how it may cost
B.how many it cost
C.how much may it cost
D.however much it may cost
无论是先天还是后天获得的素质,都是个体行为发展与事业成功的必要条件而非充分条件。这只是说明素质具有()
A.稳固性
B.可塑性
C.差异性
D.基础作用性