设备购置费的组成为()。
A.设备原价+采购与保管费
B.设备原价+运费+装卸费
C.设备原价+运费+采购与保管费
D.设备原价+运杂费
参考答案:D
——Can the project be finished as planned?
—— Sure, _________ it completed in time, we’ll work two more hours a day.
A.having got
B.to get
C.getting
D.get
琥珀、塑料等受到反复摩擦,表面产生静电荷,可吸附碎纸屑等的现象称()。
A.热电效应
B.压电效应
C.静电效应
D.导电性