Note: All investment figures are calculated NPV, with 4-year payback, 6.5% discount rate, and a lifetime period

 
  • 注:所有投资数字为计算后所得的净现值,投资回报期为4年,折扣率为6.;5%25,对建筑行业(主要为设
今日热词
目录 附录 查词历史