When stand-by engine instructions have been received, it’s necessary to make it sure that all valves in the various systems are（）

A . to get the engine ready B . to respond to the engine C . to maneuver the engine D . to change the engine

A . smoky B . a little bit dense C . visible D . almost invisible

A . the main engine in the stand-by condition B . auxiliary machinery in the stand-by condition C . dynamical equipments in the stand-by condition and could be used immediately D . A and B

A . radiated through the engine block B . transferred to water cooled cylinder walls C . conducted through the piston crown D . transferred to escaping exhaust gase

A . ignition lag B . engine horsepower C . lube oil system pressure D . specific fuel consumptio

A . the exhaust will be clear B . fuel consumption will be low C . all the fuel will be burned at top dead center D . fuel consumption will be high

A . runs out of fuel B . has low lubricating oil pressure C . exceeds a set maximum speed D . has high cooling water temperature

A . the piston is just coming upward from the bottom dead center B . the piston has moved about one-fifth of the way up C . the piston has moved most of the way up and almost reached the TDC D . the piston has just past the TDC

A . starting air pressure B . scavenge air pressure C . over-speed trip D . banjo oiler line

A . close to the servers B . close to the end users C . at the Internet edge D . in front of web server farm

A . fuel control rack had admitted excessive fuel B . engine speed does not match the fuel rack setting C . engine has failed to reach its firing speed D . starter pinion and ring gear contact is not correct

A . dilutes the lube oil and reduces its viscosity B . forms sulfuric acid in the lube oil C . causes pitting and failure of the bearings D . causes sludge deposits on valve stem

A . suction stroke B . compression stroke C . power stroke D . exhaust stroke

A . it gets dark in color B . a sample rubbed between fingers feels thin C . it has been in use for a specified interval D . it no longer supports combustio

A . Apply left rudder B . Apply right rudder C . Increase engine speed D . Keep your rudder amidshi

A . opposed to the crankshaft rocking couple B . resonant with the crankshaft natural frequency C . critical fore and aft crankshaft vibrations D . horizontal whipping motions of the crankshaft

A . send a requisition list to the supplier B . check that whether the items ordered have been already delivered C . make the chief engineer on sport D . follow a preset procedure

A . the bridge officer on watch B . the chief engineer C . the duty engineer D . the duty motorma

A . a brief trial with turning gear B . a brief trial on power C . a long trial by steering gear D . one minutes trial with windla

A .  close to the servers B .  close to the end users C .  at the Internet edge D .  in front of web server farm

A . if the ship must be stand by B . if M-E should be stopped C . if keep-watching as in voyage D . if the ship must anchor two anchor

A . ensure all machinery which may be used during maneuvering is in ready B . ensure an adequate reserve of power is available for steering gear and other requirements C . keep the main propulsion unit controls continuously attended when in the manual mode of operation D . ensure all machinery which may be used during maneuvering is running stably

A．She did nothing but pray for herself B．She changed her direction and landed in Ireland C．She continued flying D．She lost hope of reaching land

"required”. Means () A.Stop Engine B.Stand-by Engine C.Finished With Engine