年度成本分析的依据是()。
A.年度成本报表
B.进度报告
C.预算成本
D.实际成本
参考答案:A
Rome was not built in a day. You should set ______ goals and work hard to achieve them. [ ]
A. alternative
B. considerable
C. subjective
D. realistic
以下调节阀在仪表失电故障时属于先断电锁位、后断风全开的阀门类型(F.L.O)的是()。
A.TV-3116
B.FV-3112
C.FV-3115
D.FV-3102