烟气温度高于()℃情况下,有可能损坏设备,FGD装置切入旁路运行,以保护吸收塔等设备,确保锅炉机组安全运行。
参考答案:160
—May I speak to Mr. Smith?
—Sorry. He isn’t here right now. _____ [ ]
A. Can I take a message?
B. Can you take a message?
C. Can I leave a message?
D. Can you hold the line?
工程造价多次性计价的程序是( )。
A.估算—概算—预算—结算—决算
B.估算—预算—概算—结算—决算
C.概算—估算—预算—结算—决算
D.概算—估算—预算—决算—结算