If you observe more closely, Margaret

1、If the discharge valve is closed befor

If the discharge valve is closed before the drive motor is stopped, which of the following types of pumps will most likely be damaged?（）ACentrifugalBGearCPropellerDTurbine

2、If A small business customer has more

If A small business customer has more sophisticated needs, which Cisco router portfolio would be the best choice?（）Aintegrated services routersBsmall business routersC7000 series routersDsmall business pro router

3、If you hear more than six short blasts

If you hear more than six short blasts and one long blast of the whistle supplemented by the same signal on the general alarm，you should（）.Astart the fire pumpBgo to your man overboard stationCgo to your lifeboat stationDstand by for collisio

4、If you observe smoke coming from the t

If you observe smoke coming from the turbocharger of an auxiliary diesel engine, you should（）Acheck the air filter for obstructionBcheck for an exhaust leakCcheck the exhaust temperatureDsecure the engine

5、If you observe any situation which pre

If you observe any situation which presents a safety or pollution hazard during fuel transfer operations, which of the following actions should...

6、Many（）shops will be forced to close if

Many（）shops will be forced to close if the new supermarket is built.AgeneralBlocalCbroadDpublic