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The use of sinking and dispersing chemical agents for remova

题目
单选题
The use of sinking and dispersing chemical agents for removal of surface oil is（）.
A

the most common method

B

too expensive for common use

C

generally safe to sea life

D

authorized only with prior approval of the governmental On-Scene Coordinator

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相似问题和答案

第1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


正确答案：C

第2题：

The use of sinking and dispersing chemical agents for removal of surface oil is ______.

A.the most common method used in the United States

B.too expensive for common use

C.generally safe to sea life

D.authorized only with prior approval of the Federal On-Scene Coordinator


正确答案：D

第3题：

They use special chemical substance to _________ the growth of crops.

A aggravate

B accelerate

C strengthen

D reinforce


参考答案B

第4题：

You have an enterprise subordinate certification authority （CA） configured for key archival. Three key  recovery agent certificates are issued.   The CA is configured to use two recovery agents.   You need to ensure that all of the recovery agent certificates can be used to recover all new private keys.   What should you do（）

  • A、Add a data recovery agent to the Default Domain Policy.
  • B、Modify the value in the Number of recovery agents to use box.
  • C、Revoke the current key recovery agent certificates and issue three new key recovery agent certificates.
  • D、Assign the Issue and Manage Certificates permission to users who have the key recovery agent  certificates.

正确答案:B

第5题：

He must use this surplus in three ways:as seed for sowing,as an insurance（ ）the unpredictable effects of bad weather and as a commodity which he must sell in order to replace old agricultural implements and obtain chemical fertilizers to feed the soil.

A.for
B.against
C.of
D.towards

答案：B
解析：
当名词insurance表示“保险，保护”之意时，后面搭配的介词为against。

第6题：

Fueling results in the collection of waste oil in drip pans and containers. Which is an approved method of disposing of the waste oil?

A.Draining it overboard when the vessel gets underway

B.Placing it in proper disposal facilities

C.Adding sinking agents and discharging it into the water

D.Mixing it with dispersants before draining it overboard


正确答案：B

第7题：

Generally, the first action in extinguishing an LFG fire caused by escaping gas is to ______.

A.sweep flames away with water spray

B.shut off the leak

C.use a chemical foam fire extinguisher

D.call the local fire department


正确答案：B
一般来说，在灭因气体泄漏而引起的火灾中，首先要关闭泄漏处。

第8题：

To get well, ( ).

A、we are going to give the patient a chemical treatment

B、the patient needs a chemical treatment

C、the doctors suggest a chemical treatment of the patient

D、a chemical treatment is necessary


参考答案：B

第9题：

An IPCC Express 4.0 deployment requires support for 20 concurrently logged-in agents and three supervisors. The agents are split evenly across two remote sites. High Availability is required for this deployment, and the agents will be using IP Phone Agent as they use Citrix terminals. Silent monitoring and recording will be performed for agents at both sites. No historical reporting will be done during call center open hours. Assume the minimum number of servers is desired.  How many IPCC Express hardware servers would be required for this IPCC Express deployment?（）

  • A、2  
  • B、3  
  • C、4
  • D、5  
  • E、6  
  • F、Depends upon where the supervisors are located

正确答案:C

第10题：

单选题
Which extinguishing agent is recommended in the Chemical Data Guide for use on a carbon disulfide fire?（）
A

Alcohol foam

B

Dry chemical

C

Chemical foam

D

Water fog


正确答案： C
解析： 暂无解析

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