你可能感興趣的試題

A firemans outfit carried onboard cargo vessels, must have a （）.

A.canister-type gas mask
B.fresh-air breathing apparatus
C.self-contained breathing apparatus
D.combustible gas indicator

單項(xiàng)選擇題

Which of the following statements represents the correct action to take when three crew members discover a fire?（）

A.One man report the fire, and the other two men fight the fire
B.One man report the fire, one man fight the fire, and one man evacuate and secure the area
C.One man report the fire, one man fight the fire, and one man act as a safety observer
D.All three men fight the fire and report it immediately after it is extinguished

99色精品-9色在线-99色在线-99色视频 国产欧美日产一区二区三区_亚洲精品亚洲人成在线观看_四虎在线精品永久观看_免费一级a一片久久精

An oceangoing ship of 400 gross tons and above must be fitted with a standard discharge shore connectionWhat is the size of the bolt circle diameter of the shore connection required to transfer oily ballast to a shore side reception facility?（）

你可能感興趣的試題

A firemans outfit carried onboard cargo vessels, must have a （）.

Which of the following statements represents the correct action to take when three crew members discover a fire?（）

99色精品-9色在线-99色在线-99色视频国产欧美日产一区二区三区_亚洲精品亚洲人成在线观看_四虎在线精品永久观看_免费一级a一片久久精