H AUXILIARY WATER TEMPERATURE TSHH-713表示（）。

[单选题]The water in an auxiliary boiler should be tested for chloride content to determine ( ).A．total dissolved solidsB．salt contaminationC．water harcnessD．chlorine contamination

[单选题]The water in an operating auxiliary boiler should be tested for alkalinity and chloride content each（）.A . hourB . dayC . weekD . month

[单选题]The water in an auxiliary boiler should be tested for chloride content to determine （）.A . total dissolved solidsB . salt contaminationC . water hardnessD . chlorine contaminatio

[单选题]______ the temperature, ______ water turns into steam.A． The high... the fastB． Higher... fasterC． The more higher... the fasterD． The higher... the faster

[单选题]In an auxiliary boiler steam and water system, the highest pressure will be in the （）.A . steam stop valveB . dry pipeC . feedwater systemD . generating tube

[单选题]The jacket water temperature in a diesel engine closed freshwater cooling system is normally controlled by （）A . regulating the level of corrosion inhibitor in the primary cooling systemB . the level of the freshwater expansion tankC . varying the en

[单选题]The cooling water temperature （） over a period of 8 hours, and then shut down.A . should be gradually increasedB . should be gradually reducedC . should be constantly keptD . should be varied up and dow

[单选题]In readying an auxiliary water-tube boiler for a routine hydrostatic test, which of the following procedures should be undertaken prior to filling the boiler with fresh water?（）A . The safety valve escape piping should be disconnected from the valve

[单选题]If the jacket water temperature rises rapidly above normal in a diesel engine, you should firstA．place standby cooler in operationB．reduce engine loadC．check thermostatic valveD．clean sea water strainer

[单选题]缩写字母TSHH表示（）A .温度低低报警B .温度高高开关C .温度低低开关D .温度控制