【判断题】FMEA通过对每个元件的每个故障模式及影响开展一一分析,能够提供一个精确、细致的分析结果。
【单选题】下列各项热损失的描述哪项是不正确的( )。
A.
固体不完全燃烧热损失包括漏煤损失、飞灰损失和灰渣损失
B.
气体不完全燃烧热损失是由于烟气中部分可燃气体未燃烧放热就随烟气排出造成的热损失
C.
气体不完全燃烧热损失是由于燃料中可燃挥发分未燃烧放热就随烟气排出造成的热损失
D.
排烟损失指烟气温度高于进入锅炉的空气温度,由排烟带走的热量损失
【单选题】Until security has been provided the Contractor shall have a maritime lien on ______ for his remuneration.
C.
the property involved in the accident which gave rise to the salvage operations
D.
any other property in danger which is not and has not been on board the vessel
【单选题】静脉补钾时,尿量达到多少以上才可以静脉补钾( )
【单选题】排烟热损失是锅炉___排出的热烟气带走的物理热量占输入热量的百分率。
【单选题】听力原文:M: Henry is a lucky guy! Have your parents approved of your engagement? W: My dad agrees to think about it. My mom says she won't give it a thought. Q: What does the woman mean about her parents'...
A.
Her dad has approved of it, and her mom will probably do the same.
B.
Her morn has approved without hesitation, while her dad hasn't.
C.
Her dad needs time to think, while her morn definitely won't consider it.
D.
Her dad still needs time to think, while her morn has already agreed.
【单选题】Who is closer to you, your mom or dad?