皮皮学，免费搜题
登录
搜题
【单选题】
把许多份检样综合在一起称为( )。A.
原始样品
B.
平均样品
C.
复检样品
D.
保留样品
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】制动缸活塞行程超长有哪些危害？
【简答题】制动缸活塞行程超长有哪些危害？
【简答题】下列不是 PowerPoint2010 视图方式的是A. 普通视图 B. 幻灯片视图 C. 备注页视图 D. 阅读视图
【单选题】A vessel is heading magnetic east and its magnetic compass indicates a heading of 086°. Which action should be taken to remove this error during compass adjustment?
A.
If the blue ends of the magnets are aft，and the fore-and-aft tray is at the top，you should add some magnets
B.
If the blue ends of the magnets are aft you should lower the fore-and-aft tray
C.
If the blue ends of the magnets are aft，and the fore-and-aft tray is at the top，you should reverse the magnets
D.
If the blue ends of the magnets are forward，and the fore-and-aft tray is at the bottom，you should add some magnets
【单选题】A pilot vessel on pilotage duty at night will show sidelights and a sternlight ______.
A.
when at anchor
B.
only when making way
C.
at any time when underway
D.
only when the identifying lights are not being shown
【单选题】Prior to loading barges over the stern of a LASH vessel，the vessel should be trimmed in what manner ________．
A.
Two to four feet by the bow
B.
Slightly by the bow
C.
No trim should be permitted
D.
Slightly by the stern
相关题目：