Diesel engine crankshaft deflection readings are generally taken at four crank positionsGood engineering practice requires the deflection gage or indicator to be()
A. placed as near the crankpin axis as possible
B. removed each time the crankshaft is repositioned
C. left in place for all four readings
D. reset to zero for all four reading
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根据《中国人民银行关于印发的通知》,各报备单位统计人员基本情况及变动情况应向人民银行报备。这里所指的统计人员包括()。
A. 具体的统计岗
B. 统计部门负责人、统计负责人
C. 统计工作分管领导、统计部门负责人、统计负责人等人员
D. 统计工作分管领导、统计部门负责人
安全阀的装设位置应便于检修。
A. 正确
B. 错误
Angular motion about the vertical axis of a vessel is called().
A. yaw
B. surge
C. sway
D. roll