项目在财务上是可以考虑接受的情况为:项目评价求出豹投资回收期()行业基准投资回收期或设定的基准投资回收期。
A.小于或者等于
B.大于或者等于
C.等于
D.小于
参考答案:A
In the dark forests _____, some large enough to hold several English towns.
A.do many lakes lay
B.lie many lakes
C.lay many lakes
D.many lakes lay
如图所示抽水机手柄上画出压水时竖直向上的动力F1的力臂,并且用L1来表示,然后画出阻力F2.