从形成资产的性质来看,基本建设投资属于()范畴
A.固定资产投资
B.固定资产简单再生产
C.更新改造投资
D.固定资产扩大再生产
参考答案:A
If only he _______ quietly as the doctor instructed, he would not suffer so much now.
A.lies
B.lay
C.had lain
D.should lie
一条焊接用电缆长60m.截面积50mm2,求这条焊接电缆的电阻?(已知铜的电阻率0.0175Ωmm2/m)