If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
1、If a tow sinks in shallow water，you sh
If a tow sinks in shallow water，you should（）.Arelease it immediatelyBattempt to beach it before it goes underCpay out cable until it's on the bottom and place a buoy on the upper endDshorten cable to keep it off the bottom
2、If the temperature drops low enough, o
If the temperature drops low enough, oil will not flow, （） just tell us the temperature.AHash pointBViscosityCPour pointDCetane number
3、If you have to jump in the water when
If you have to jump in the water when abandoning a vessel，your legs should be（）.Aspread apart as far as possibleBheld as tightly against your chest as possibleCin a kneeling positionDextended straight down and crossed at the ankle
4、If there is water in fuel oil, the rev
If there is water in fuel oil, the revolution of the engine will （）.AdecreaseBincreaseCbe dismantledDbe reassembled
5、The water level in a steaming auxiliar
The water level in a steaming auxiliary boiler will always （）Arise when the steam pressure is increasedBremain constant as long as the feed pump operatesCfall when the steam pressure is decreasedDvary as the steam demand change
6、If water is rising in the bilge of a l
If water is rising in the bilge of a lifeboat，you should FIRST（）.Aabandon the survival craftBcheck for cracks in the hullCshift all personnel to the sternDcheck the bilge drain plug