A、A.bedplates
B、B.columns
C、C.cylinder blocks
D、D.safety caps
更多“Doors are generally formed in the （） of the both in-line and Vee engines to give maintenance access to the crankshaft main and connecting rod large end bearing.”相关的问题
A、A.the lubricating pumps are stopped and the access doors are opened B、B.the lubricating pumps are running and the access doors are opened C、C.the engine is running and the access doors are closed D、D.the engine is stopped and the access doors are closed
A、General cargoes are neither liquid nor solid bulk cargo B、General cargoes are packaged hazardous cargoes C、General cargoes are also called breakbulk cargoes D、General cargoes are mostly carried on container ships now
A、are seated with seat belts on and doors shut B、are seated with seat belts on and doors open C、are to shift to one side to right it D、escape from the craft
A、A. open fire doors B、B. close fire doors C、C. put on fire doors D、D. put off fire doors
A、containers are classified as general purpose (dry cargo) container and specific purpose container B、general purpose container (GP) is suitable for the widest varieties of cargo C、specific purpose container is suitable for the specific cargo D、bulk container， reefer container， open-top container are all general purpose containers
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