由于业主或监理工程师的原因导致承包商自有施工机械停工,承包商应按( )索赔窝工费。
A.设备台班费
B.设备台班折旧费
C.设备使用费
D.设备使用租赁费
参考答案:B
When I moved to the city two years ago, the government _____ several modern buildings here. [ ]
A. built
B. will build
C. had built
D. has built
水分是影响微生物活动和堆肥腐熟快慢的重要因素,水分含量一般以占堆制材料最大持水量的()时为宜
A.10%--25%
B.25%--60%
C.60%--75%
D.〉75%