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三管輪

本港海船船員全國海船船員船長大管輪四小證船舶操縱與避碰大副二副三副船舶駕駛員機工輪機長二管輪三管輪 GMDSS 油船和化學(xué)品船貨物操

尾部吃水過淺______。Ⅰ、不易發(fā)生空泡現(xiàn)象Ⅱ、容易發(fā)生空泡現(xiàn)象Ⅲ、推進效率增加Ⅳ、推進效率下降Ⅴ、舵效

船舶大修后的航行試驗，如果全負荷試驗因故停機，應(yīng)不得超過______分鐘，否則應(yīng)重新試驗。A.10B.15C.

During the watch keeping at sea, routine adjustments should be ____.A.made and noted as re

During the PSC inspection, under the provisions of SOLAS 74, which one may not be regarded

The furnace of an oil fired boiler should be _____ before the operating burner is lit.A.fi

Which of the fluids listed is normally used to condense the primary refrigerant in a shipb

廢氣渦輪增壓器的空氣濾網(wǎng)清洗應(yīng)（）。

The pump has a constant stroke and the amount of fuel delivered is regulated by rotating _

Propulsion engines and the vast majority of auxiliary generator engines are designed to al

Shims of different thicknesses are inserted between the shells to enable adjustment of ___

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