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【判断题】
S700K型交流电动转辙机在正常转动时,摩擦联结器作用良好,转辙机动作电流不应大于2 A;道岔因故不能转换到位时,摩擦联结器应空转;道岔因故不能转换到位时,电流不应大于3 A。( )A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】正面斜二等轴测图的X、Y、Z向的简化轴向伸缩系数p、q、r分别为（ ）
A.
1 、 1 、 1
B.
0.82 、 1 、 1
C.
1 、 0.5 、 1
D.
1 、 0.47 、 1
【判断题】A manager of an electronics store would like to investigate the impact that price has on the demand for laptop computers. Each week, the price of a Dell laptop is adjusted and the demand for each week...
A.
正确
B.
错误
【单选题】you work more than 40 hours a week, what is this type of work life?
A.
full time
B.
parttime
C.
tmeporary
D.
none of it
【单选题】Joan, your director of accounting, has created a team of seven employees from the accounts payable department who meet for three hours a week to discuss ways of improving quality, efficiency, and the ...
A.
problem - solving
B.
self - managed
C.
cross - functional
D.
virtual
【单选题】Sam's utility function is U (x,y)=2x + y where x is the number of x's he consumes per week and y is the number of y's he consumes per week. Sam has $200 a week to spend. The price of x is 4. Sam curre...
A.
nothing
B.
$100 a week
C.
$50 a week
D.
$40 a week
相关题目：
【单选题】正面斜二等轴测图的X、Y、Z向的简化轴向伸缩系数p、q、r分别为（ ）
A.
1 、 1 、 1
B.
0.82 、 1 、 1
C.
1 、 0.5 、 1
D.
1 、 0.47 、 1
参考解析：
知识点：
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