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【单选题】
下列关于连续法和剩磁法的叙述的叙述中,正确的是:A.
试件温度高时，剩磁法比连续法好
B.
连续法的检测速度要高于剩磁法
C.
连续法可以评价剩磁法检测出的磁痕显示属于表面还是近表面缺陷显示
D.
与连续法相比，剩磁法更易实现自动化检测
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举一反三
【单选题】Which one of the following electric power systems is not used in the marine high voltage power plant?
A.
The high voltage power system.
B.
The high voltage lighting system.
C.
The low voltage power system.
D.
The low voltage lighting system.
【单选题】In the marine high voltage power system, ______.
A.
there is still low voltage AC power supply for some power and lighting loads
B.
there is only low voltage AC lighting system
C.
there is not low voltage AC power supply at all
D.
there is only low voltage DC power supply
【简答题】如果你知道了微软公司的工作条件并非安逸舒适，你就会觉得雇员们这种献身精神难能可贵。在这里，每周工作60小时是常事，在主要产品推出的前几周，每周的工作时间超过上百小时。微软公司也并非以其高额津贴出名，相反，它以吝啬著称。据该公司一位前任总裁透露，多年以来，董事长比尔�盖茨出公差时，总是自己开车去机场，而且坐的是二等舱。那么，是什么神奇的吸引力，竟使这些(甚至包括)不是因为自己的经济需...
【单选题】The loads of high-voltage main power system include ______.
A.
propulsion motors
B.
bow thruster
C.
high-power auxiliary machines
D.
all of the above
【判断题】Children raised in high power-distance cultures are expected to obey their parents and comply with the requests of their teachers.()
A.
正确
B.
错误
【单选题】Which one of the following electric power systems is not used in the marine high voltage power plant?
A.
the high voltage power system
B.
the high voltage lighting system
C.
the low voltage power system
D.
the low voltage lighting system
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