海船船员考试
单选题“Before disconnecting the oil pipe, would you flush the oil retained in the pipe?” asked the oil barge owner （）A by using of fresh waterB with compressed airC by using of sea waterD with chemical compound
题目
by using of fresh water
with compressed air
by using of sea water
with chemical compound
相似问题和答案
第1题：
According to this passage, if the cylinder non-return valve were not leaky
A.an explosion would not be caused
B.there still would be a danger of explosion
C.oil would not deposit in the air pipe
D.pipe lines would not have to be drained
第2题：
______continuously extract the crankcase atmosphere, via a pipe system, and move it past a sensitive and accurate opacity(不透明性) measuring track.
A.The oil mist detectors
B.The smoke detectors
C.An oily water monitor
D.Oil discharge monitoring and controlling system
第3题：
Can you measure oil level? Which method is right, to measure ullage height or to measure oil depth?
第4题：
You are the network administrator for TestKing Oil. The network consists of three Active Directory domains in a single forest. All domain controllers run Windows Server 2003. TestKing Oil enters into a business partnership with Oil Importers. The Oil Importers network consists of four Active Directory domains in a single forest. To enable the two companies to share resources, a two-way forest trust relationship with selective authentication is created. Now you need to ensure that the research data of TestKing Oil will remain inaccessible to all users in Oil Importers. First, you create a local group named No Oil. Then, you assign the Deny - Full Control permission to No Oil. What should you do next?（）
- A、Add the Domain Guests group from each of the four domains of Oil Importers to No Oil.
- B、Add the Other Organization group to No Oil.
- C、Add the Users group from each of the four domains of Oil Importers to No Oil.
- D、Add the Proxy group to No Oil.
正确答案:C
第5题：
In the case of new crude oil tankers，the additional ballast permitted shall be carried in cargo tanks only if such tanks have been ______ before departure from an oil unloading port or terminal.
A.inerted
B.crude oil washed
C.diluted
D.cleaned
第6题：
In cleaning up an oil spill, the use of chemical agents would______.
A.absorb the oil for easy removal
B.remove the oil from the water
C.disperse or dissolve the oil in the water
D.not affect the oil
第7题：
When an auxiliary boiler is panting and emitting(发出) black smoke, you should______.
A.increase the fuel oil temperature
B.decrease the fuel oil temperature
C.decrease the fuel oil supply pressure
D.increase the air supply
第8题：
Have you ever served the auxiliary engine to combustion heavy oil? What should be borne in mind when transferring oil; from heavy oil to light oil?
第9题：
As oil pipe line connections were broken, _____ quantity of oil was caused to spill onto the wharf and into the dock water.
A.a not knowing
B.an unknowing
C.an unknown
D.a not know
一个油管线的链接一旦损坏，不明数量的油漏到码头的水里。
第10题：
check the pyrometer readings
check the crankcase oil level
check the fuel oil strainers
clean the fuel system