联合试运转费不包括应由设备安装工程费下开支的( )。
A.试运转单台设备调试费
B.试运转的机械使用费
C.试运转的低质易耗品
D.试运转人员的工资
参考答案:A
The price of cars is getting ________now, more and more people can afford to buy them.
A. cheaper and cheaper
B. lower and lower
C. higher and higher
尽头线计算容车数是按其有效长减去()安全距离来计算的。
A.10m
B.15m
C.20m
D.25m