TEMPERATURE IN NO.2 HOLD ABOVE NORMAL.可译成：2舱内气压超过正常值。

Sweat damage will occur in a cargo hold containing machinery parts when ______.

A.the outside air is colder than the cargo．

B.the air temperature of the hold is higher than the outside air temperature．

C.the dew point of the hold is higher than the temperature of the cargo．

D.the dew point of the outside air is lower than the temperature of the cargo

Should the steel be loaded in conditions where the ambient temperature is lower than might be encountered later on in the voyage，______．

A.the hold should be ventilated

B.the hold should not be ventilated

C.the hold should be half-ventilated

D.hot air should be introduced into the hold

Scarcely _____ above 35℃ in summer in this city.

A. the temperature goes

B. does the temperature go

C. the temperature went

D. did the temperature go

Air temperature varies with ______.

A.the altitude above sea level

B.the season of the year

C.the latitude or distance from the equator

D.All of the above

The main propulsion diesel engine jacket water temperature rises above normal, with the raw sea suction and the expansion tank water level being normal. Which of the following problems is most likely the cause?

A.Faulty thermostatic bypass valve

B.Eroded zinc pencils in the heat exchanger

C.Steam formation in the expansion tank

D.Excessive leakage from jacket water pump seals