下列哪项费用不屈于措施费()。
A．安全施工费用
B．二次搬运费
C．工程排污费
D．施工降水和排水费用
参考答案：C
Being able to speak another language fluently could be a great ___when you are looking for a job.
A．advantage
B．chance
C．help
D．importance
控制适当的排烟温度，对防止腐蚀有利；使（）
A、燃料利用率提高
B、燃料利用率降低
C、热量损失增大
D、烟气残氧量升高
