單項選擇題

Before wore is commenced（）the officer responsible should ensure that power is shut off and warning notices posted on the bridge and in the machinery spaces.

A.near the ship’s whistle
B.on the funnel
C.in the vicinity of radio aerials
D.near the radar scanner

你可能感興趣的試題

單項選擇題
Personnel working aloft (above 2metres) should wear（）or other arresting device at all times.
A.a safety harness with lifeline
B.a safety net
C.a life buoy
D.buoyancy agarments
單項選擇題
（）should generally best for handing acids,alkalis,various types of oils,solvents and chemicals in general.
A.Heat-resistant gloves
B.Rubber gloves
C.PVC gloves
D.Leather gloves

感谢您访问我们的网站，您可能还对以下资源感兴趣：

精品伊人久久大香线蕉男人的天堂

国产午夜精品福利久久无遮挡h纯内动漫在线观看国产偷窥盗摄网站国产亚洲精品无码颜射老妇