The use of sinking and dispersing chemical agents for removal of surface oil is ______.A.the most common method used in the United StatesB.too expensive for common useC.generally safe to sea lifeD.authorized only with prior approval of the Federal On-Scen

题目

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

相似考题

1.In cleaning up an oil spill, the use of chemical agents would______.A.absorb the oil for easy removalB.remove the oil from the waterC.disperse or dissolve the oil in the waterD.not affect the oil

2.Coalescence(聚合) is the breakdown of surface tension between oil droplets in an oil/water mixture, which causes them to join and ______in size.A.expandB.extractC.increaseD.decrease

3.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 underwayB.Placing it in proper disposal facilitiesC.Adding sinking agents and discharging it into the waterD.Mixing it with dispersants before draining it overboard

4.The most common type of containment device for spilled oil on the water is the use of _____.A.strawB.boomsC.skimmersD.chemical dispersants

更多“The use of sinking and dispersing chemical agents for removal of surface oil is ______.A.t ”相关问题

  • 第1题：

    Oil slick caused by spillage of oil from tanker ship is ______.

    A.a drop of oil

    B.the emulsion of oil at sea surface

    C.the weathered oil

    D.the oil floating on the surface of the sea water


    正确答案：D

  • 第2题：

    Which of the following may be used in cleaning up an oil spill without the permission of governmental authorities ________．

    A.Straw and Skimmers only

    B.Skimmers and Chemical dispersants only

    C.Straw and Chemical dispersants only

    D.Straw，Skimmers and Chemical dispersants


    正确答案：A

  • 第3题：

    单选题
    One disadvantage of using regular dry chemical (sodium bicarbonate) in firefighting is that（）.
    A

    it can break down under high heat and emit noxious fumes

    B

    it will decompose under prolonged storage and lose its effectiveness

    C

    fire has been known to flash back over the surface of an oil fire

    D

    it is ineffective in fighting fires in high-voltage electrical equipment


    正确答案： C
    解析： 暂无解析

  • 第4题：

    单选题
    In cleaning up an oil spill, the use of straw or reclaimed paper fibers would be an example of which type of oil removal?（）
    A

    Chemical agent removal

    B

    Mechanical removal

    C

    Absorbent removal

    D

    None of the above


    正确答案： C
    解析： 暂无解析

  • 第5题：

    单选题
    What is an advantage of using foam in fire fighting?（）
    A

    It is effective in controlling fire in flowing oil such as coming from a broken fuel line

    B

    It absorbs heat from materials that could cause reignition

    C

    Most foams can be used jointly with dry chemical extinguishing agents to attack a fire by two methods of extinguishment

    D

    Once the surface is blanketed with foam and the fire is extinguished，no further foam is required


    正确答案： B
    解析： 暂无解析

  • 第6题：

    单选题
    Gas exchange, which is a basic part of the cycle of an internal combustion engine, is（）
    A

    the supply of normal air and removal of compressed air

    B

    the supply of fuel oil and combustion of the atomized oil

    C

    the supply of fresh air and removal of exhaust gases

    D

    the supply of fresh air and removal of the extra heat


    正确答案： B
    解析： 暂无解析

  • 第7题：

    单选题
    The Master should call （） for permission to use chemical agents in response to oil pollution into sea.
    A

    the flag state

    B

    the coastal state

    C

    the port state

    D

    the shipping company


    正确答案： C
    解析： 暂无解析

  • 第8题：

    单选题
    When an oil fire has been extinguished, the surface of the oil should be kept covered with foam to prevent （）.
    A

    air from contacting the oil vapors

    B

    permitting re-ignition boiling of the heated oil

    C

    spontaneous combustion below the oil surface

    D

    toxic fumes from escaping to the surface


    正确答案： D
    解析： 暂无解析

  • 第9题：

    单选题
    Which oil is not suitable for use as storm oil?（）
    A

    Fish oil

    B

    Vegetable oil

    C

    Mineral oil

    D

    Animal oil


    正确答案： B
    解析： 暂无解析

  • 第10题：

    单选题
    When oil is accidentally discharged into the water，what should you do after reporting the discharge（）.
    A

    Contain the oil and remove as much of it as possible from the water

    B

    Throw chemical agents on the water to disperse the oil

    C

    Throw sand on the water to sink the oil

    D

    Obtain your permit from the Corps of Engineers


    正确答案： B
    解析： 暂无解析

  • 第11题：

    单选题
    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
    解析： 暂无解析

  • 第12题：

    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


    正确答案： D
    解析： 暂无解析

  • 第13题：

    International Certificate of Fitness for the Carriage of Dangerous Chemicals in Bulk shall be carried on board by ______．

    A.chemical tankers constructed on or after 1 July 1986

    B.chemical tankers constructed before 1 July 1986

    C.All chemical tankers

    D.oil tankers of 150 gross tonnage and above


    正确答案：A

  • 第14题：

    Oil is carried in （）.

    • A、tanks
    • B、tankers
    • C、chemical carriers
    • D、holds

    正确答案:B

  • 第15题：

    单选题
    A (n) （） is a chemical or electro-chemical attack on the metal surface which may be further increased if the sea-water is polluted.
    A

    erosion

    B

    corrosion

    C

    cavity

    D

    scouring


    正确答案： D
    解析： 暂无解析

  • 第16题：

    问答题
    Chemistry is the study of the behavior and composition of matter. All foodsare made up of chemical substance which undergoes chemical changes when cooking 　 1．_______in an oven or digested within the body. The cooking of meat and vegetables induce　2．_______chemical changes, making it more delicious; similarly the leavening action of　　　3．_______baking powder is a straightforward chemical change, as is the conversion ofstarch into sweet sugars by digestion.　　Cookery is a science requiring for a knowledge of chemistry.　　　　　　　　　 4．_______This is evident from the variety of cooking products and food additives availableas cooking oils, fats, colorings, sweeteners, tenderizers, flavorings, scream-ing agents, preservatives, etc. Each is carefully prepared before painstaking　　　5．_______research.　　It is therefore essential for trained cookers to understand　　　　　　　　　　6．_______chemical science in order to appreciate the chemistry nature of foods　　　　　 　 7．_______and the changes achieving on cooking. Homeworkers should also　　　　　　　 　　　 8．_______know cleansing agents and textiles used in the home and how the latter　　　　　　 9．_______responds to the effects of heat, light, water, and chemical cleansing agents.　　 10．_______

    正确答案：
    1.cooking改为cooked 主语all foods是cook的逻辑宾语,因此应使用过去分词形式。
    2.induce改为induces 句子主语是the cooking而不是meat and vegetables,动词应使用单数。
    3.it改为them 因为其先行词为复数名词短语“the meat and vegetables”。
    4.去掉for     require是及物动词。
    5.before改为after 根据文意可以推断这里要表达“之后”的意思,使用before不合逻辑。
    6.cookers改为cooks     cooker厨房用具,cook厨师。
    7.chemistry改为chemical     chemistry是名词,名词不能用来修饰名词。
    8.achieving改为achieved 此处要修饰changes,应使用achieved,因为changes不能主动“实现”。
    9.在know后加about     know认识,知道,know about表达“对……有所了解”之意。
    10.responds改为respond,the latter指代的是复数名词textiles,故谓语动词应使用复数。
    解析： 暂无解析

  • 第17题：

    单选题
    The removal of （） from lubricating oil will reduce engine wear and possible breakdowns.
    A

    contaminating water

    B

    contaminated additives

    C

    contaminated fuel

    D

    contaminating impurities


    正确答案： B
    解析： 暂无解析

  • 第18题：

    单选题
    The use of sinking and dispersing agents for the 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

    generally harmful to sea life


    正确答案： D
    解析： 暂无解析

  • 第19题：

    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 water

    B

    with compressed air

    C

    by using of sea water

    D

    with chemical compound


    正确答案： B
    解析： 暂无解析

  • 第20题：

    单选题
    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
    解析： 暂无解析

  • 第21题：

    单选题
    Coalescence is the breakdown of surface tension between oil droplets in an oil/water mixture, which causes them to join and （） in size.
    A

    expand

    B

    extract

    C

    increase

    D

    decrease


    正确答案： A
    解析： 暂无解析

  • 第22题：

    单选题
    If an oil spill occurs on deck, you should （）.
    A

    cover the area with foam

    B

    cover the area with absorbent material

    C

    wash down immediately with a fire hose

    D

    wash down immediately with an oil dispersing solvent


    正确答案： C
    解析： 暂无解析

  • 第23题：

    单选题
    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： C
    解析： 暂无解析

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