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 mist
B.Attach the water supply hose to the portable machine after the cleaning head is positioned inside the tank
C.Insure that the tanks are not stripped until the final wash is started
D.Ground the fixed machines to eliminate any electrostatic buildup on the cleaning head
第1题:
---What should I do first before boarding? ----().
A.You may ask the policeman there to help.
B.Please go to the airline counter to check-in for your flight.
C.You should wait and see.
D.You have to go there to check in for your flight.
第2题:
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 cleaned
B.The hoses to portable cleaning machines should be disconnected before the machines are removed from the tank
C.The principal hazard with steaming cargo tanks is raising the ambient temperature above the flame point of the cargo residue
D.Steam cleaning and water washing are both capable of generating electrostatic charges within a tank
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第9题:
Washing water should be recirculated if possible because it has the same electric potential as the cargo tank being cleaned
The hoses to portable cleaning machines should be disconnected before the machines are removed from the tank
The principal hazard with steaming cargo tanks is raising the ambient temperature above the flame point of the cargo residue
Steam cleaning and water washing are both capable of generating electrostatic charges within a tank
第10题:
What you ought to do with the damaged cargo/aside
What you should do with the damaged cargo/beside
What will you do with the damaged cargo/beside
What have you to do with the damaged cargo/side by side
第11题:
Grant only your account Print permission to LaserJet2
Deny Print permission to the Sales group on LaserJet2
Configure LaserJet to Start printing after last page is spooled
Configure LaserJet to Print directly to the printer
Set the priority of LaserJet to 10
Set the priority of LaserJet2 to 99
第12题:
Secure the applicators to preserve the charge in the cylinders
Continue with your work as there is nothing you can do to stop the flow of CO2
Retreat to fresh air and ventilate the compartment before returning
Make sure all doors and vents are secured
第13题:
______ is just to put it ______ and notify me as to where and how the cargo was damaged.
A.What you ought to do with the damaged cargo/aside
B.What you should do with the damaged cargo/beside
C.What will you do with the damaged cargo/besides
D.What have you to do with the damaged cargo/side by side
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第20题:
Eat healthy foods.
Clean the eye by using cold water.
Wear a pair of sunglasses.
Have a rest after working for a while.
第21题:
Use the DROP DATAFILE command.
Use the DROP TABLESPACE command.
Ensure that all database files are Oracle Managed Files before using the DROP TABLESPACE command.
Ensure that the DB_FILE_CREATE_DEST initialization parameter is set before using the DROP TABLESPACE command.
第22题:
inerted
crude oil washed
gas freed
batterned down
第23题:
Repeat the message using any other channel on which you might attract attention
Key the microphone several times before transmitting again
Turn up the volume on the receiver before transmitting again
Report the problem to the head electrician