燃料在火电成本中约占40%。
参考答案:错
解析:燃料在火电成本中约占60?0%。
Doing your homework is a sure way to improve your test scores and this is especially true _____ it comes to classroom tests. [ ]
A. when
B. since
C. before
D. after
FIDIC施工合同条件中,某项工作由指定分包商负责实施是( )规定。
A.招标公告
B.投标文件
C.中标通知书
D.招标文件