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【单选题】

The most effective method in removing water from diesel fuel oil is by（）

A、centrifuging the fuel

B、using it in the engine

C、heating the fuel tanks

D、starting the fuel

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更多“The most effective method in removing water from diesel fuel oil is by（）”相关的问题

第1题

[单选题] Fire extinguishers on inspected vessels are numbered by size I through V，with I being（）.

A、used for electrical fires only B、m>them> smallest C、m>them> m>mostm> accessible D、m>them> m>mostm> m>effectivem>

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第2题

[单选题] Which statement about firefighting foam is TRUE?（）

A、Foam conducts electricity B、To be m>mostm> m>effectivem>，foam should be directed at m>them> base of m>them> fire C、Foam is m>mostm> m>effectivem> on burning liquids which are flowing D、Foam can ONLY be used to extinguish class A fires

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第3题

[单选题] Fire extinguishers used on ship’s are numbered by size I through V，with I being（）.

A、used for electrical fires only B、m>them> smallest C、m>them> m>mostm> accessible D、m>them> m>mostm> m>effectivem>

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第4题

[] Which of m>them> following security mitigation techniques is m>them> m>MOSTm> m>effectivem> against zero-day attacks?（）

A、A.Update antivirus definitions B、B.MAC filtering C、C.m>Effectivem> security policies D、D.User awareness training

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第5题

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

A、It is m>MOSTm> m>effectivem> on very hot oil fires where m>them> temperatures of m>them> liquid exceed 100°C (212°F) B、m>Mostm> foams can be used with dry chemicals to attack a fire by two methods C、Foam is m>effectivem> on combustible metal fires D、Foam can be made with seawater or fresh water

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第6题

[单选题] m>Them> effect of wind on exposed areas of m>them> vessel is m>mostm> noticeable when（）.

A、backing B、going slow ahead C、going full ahead D、turning

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第7题

[单选题] On a vessel with a single propeller，transverse force has m>them> m>mostm> effect on m>them> vessel when m>them> engine is put（）.

A、full ahead B、full astern C、half ahead D、slow astern

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第8题

[单选题] In twin-screw engine installations while going ahead，maneuvering qualities are m>mostm> m>effectivem> when m>them> tops of m>them> propeller blades both turn（）.

A、to starboard B、outboard from m>them> center C、to port D、inboard toward m>them> center

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第9题

[单选题] m>Them> m>mostm> m>effectivem> first aid treatment for chemical burns is to immediately（）.

A、apply ointment to m>them> burned area B、flood m>them> affected area with water C、wrap m>them> burn with sterile dressing D、apply an ice pack to m>them> burned area

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