用挖坑法测定路面结构厚度时，开挖面积应尽量的大。( )
参考答案：错
解析： 开挖面积应尽量小，尽量减小对路面的破坏。
The new stadium being built for the next Asian Games will be _____ the present one.[ ]
A. as three times big as
B. three times as big as
C. as big as three times
D. as big three times as
MRP的输出中不包括 ( )
A．零部件投入出产计划
B．主生产计划
C．原材料需求计划
D．库存状态记录
