单项选择题
A.the SW outboard valves B.the tailshaft LO stop valve C.the drain valve of the boiler D.propeller shaft sealing device
When ship in the dock repairing, engine department shou...
单项选择题When ship in the dock repairing, engine department should emphasize on the inspection of（）
A.sea valve chest, sect valve, thruster B.bilge motherboard, steering and the shaft system C.sea water system D.fresh water system
We should apply for annual spare parts according to（） Ⅰ...
We should apply for annual spare parts according to（） Ⅰ.he need of annual overhaul Ⅱ.he storage of spare parts Ⅲ.he storage capacity of spare parts room
A.Ⅰ B.Ⅱ C.Ⅰ+Ⅱ D.Ⅲ
If the ordered spare parts have been modified by manufa...
单项选择题If the ordered spare parts have been modified by manufacturer, which of the following should be pay attention to?（）
A.quality B.reliability C.price fluctuating D.applicability
