碱清洗槽英文为()。A、Alkali Cleaning TankB、Alkali Dunk TankC、Alkali Rinse TanklD、Brush Scrubber Tank
碱清洗槽英文为()。
- A、Alkali Cleaning Tank
- B、Alkali Dunk Tank
- C、Alkali Rinse Tankl
- D、Brush Scrubber Tank
相关考题:
Because the circulating water is in a closed loop,_______is installed to cater for expansion and contraction of the water at different conditions of operation.A.an expansion jointB.a drain tankC.a head tankD.a contraction tank
_____ allows for expansion and water make up in the water cooling system.A.A top tankB.A head tankC.A head valveD.A drain tank
In fighting a fire in a fuel tank, the FIRST action you should attempt is to _____.A.secure all sources of fresh air to the tankB.begin transferring the fuel to other tanksC.top off the tank to force out all vaporsD.station someone at the fixed CO2 release controls
The purpose of inert gas systems aboard tank vessels is to ______.A.allow sufficient oxygen in the tank to sustain lifeB.prevent outside air from entering the tankC.provide increase in cargo discharge pressureD.comply with double hull pollution prevention regulations
What is TRUE of pressure/vacuum valves?A.They are designed to provide for the flow of small volumes of tank atmospheres caused by thermal variations in a cargo tankB.They should operate in advance of the pressure/vacuum breakersC.They should be kept in good working order by regular inspection and cleaningD.All of the above
The wooden plug inserted in the vent of a damaged tank should be removed if you are going to ______.A.pump from the damaged tankB.fight a fireC.abandon shipD.use the crossover system
You are cleaning the tanks after carrying a cargo of crude oil. Which statement is TRUE?A.Washing water should be recirculated if possible because it has the same electric potential as the cargo tank being cleanedB.The hoses to portable cleaning machines should be disconnected before the machines are removed from the tankC.The principal hazard with steaming cargo tanks is raising the ambient temperature above the flame point of the cargo residueD.Steam cleaning and water washing are both capable of generating electrostatic charges within a tank
You have water washed your cargo tanks using the fixed machines.What should you do before using portable machines to clean areas screened from the wash of the fixed machine by structural members ________.A.Ventilate the tank to eliminate any electrostatically charged mistB.Attach the water supply hose to the portable machine after the cleaning head is positioned inside the tankC.Insure that the tanks are not stripped until the final wash is startedD.Ground the fixed machines to eliminate any electrostatic buildup on the cleaning head
According to the regulations,normally,manholes in LFG tanks are located ______.A.In the ends of each tankB.In the expansion trunk of each tankC.Above the weather deckD.There are no requirements in the regulation
When referring to quantity of barite in a P-tank,ullage is the ______.A.Distance of the barite surface above the tank bottomB.Percentage of barite in the tankC.Distance of the barite surface below the tank coverD.Total weight of barite in UPC(ullages per centimeter)
A crew member reports that the high-pressure alarm light of a low-pressure CO2 fixed fire extinguishing system is illuminated.The most probable cause of this condition would be that ______.A.an air leak has developed in the tankB.the tank cooling system has malfunctionedC.the pilot cylinder discharge valve is leakingD.an excessive amount of insulation has been installed on the tank and piping
When cleaning a tank by the Butterworth process,you should begin to pump out the slops ______.A.At the end of the drop scheduleB.When the process is startedC.When the process is finishedD.When the tank is clean
单选题You are cleaning the tanks after carrying a cargo of crude oil. Which statement is TRUE? ().AWashing water should be recirculated if possible because it has the same electric potential as the cargo tank being cleanedBThe hoses to portable cleaning machines should be disconnected before the machines are removed from the tankCThe principal hazard with steaming cargo tanks is raising the ambient temperature above the flame point of the cargo residueDSteam cleaning and water washing are both capable of generating electrostatic charges within a tank
单选题It is the chief mate’s job()the tank cleaning operation.Ato planBplanningCfor planningDin planning
单选题What is a cofferdam().ATube fitted to an ullage holeBArea the product is loaded intoCVoid or empty space separating two tanksDOpening in the deck used for cleaning a tank
单选题Every new crude oil tanker of 20000 tons deadweight and above shall be fitted with a cargo tank cleaning system using().Ahot waterBcold waterCchemicalsDcrude oil washing
名词解释题碱解氮alkali-hydrolyzablenitrogen