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【简答题】
选配路由器的电源时,除了要关注插头的粗细尺寸外,还要关注电压、电流和________。
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皮皮学刷刷变学霸
举一反三
【单选题】下图中标注的M20×2LH-6H，表示公称直径是20的左旋的（ ），中经、顶径公差代号均为6H。【图片】
A.
普通细牙内螺纹
B.
普通粗牙内螺纹
C.
普通细牙外螺纹
D.
普通粗牙外螺纹
【单选题】Enhanced procedures concerning the exercise of___ have been developed to allow intervention in the case of deficiencies deemed to pose a danger to persons, property or the environment.
A.
flag state control
B.
safety inspection
C.
fire and boat drill
D.
port state control
【简答题】enhanced procedures
【单选题】Enhanced procedures concerning the exercise of ______have been developed to allow intervention（干涉） in the case of deficiencies deemed to pose a danger to persons, property or the environment.
A.
port state control
B.
flag state control
C.
fire and boat drill
D.
safety inspection
【简答题】按仓库的管理体制分,可将仓库分为__和__。
【单选题】Enhanced procedures concerning the exercise of ____have been developed to allow intervention in the case of deficiencies deemed to pose a danger to persons, property or the environment.
A.
port state control
B.
flag state control
C.
fire and boat drill
D.
safety inspection
【单选题】Enhanced procedures concerning the exercise of （） have been developed to allow intervention in the ease of deficiencies deemed to pose a danger to persons, property or the environment.
A.
port state control
B.
flag state control
C.
fire and boat drill
D.
Safety inspection
【单选题】Enhanced procedures concerning the exercise of ______have been developed to allow intervention in the case of deficiencies as deemed to pose a danger to persons , property or the environment
A.
port state control
B.
flag state control
C.
fire and boat drill
D.
safety inspection
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