海船船员考试
单选题The three basic elements necessary for any fire are （）.A heat, gas, and flamesB fuel, heat, and oxygenC heat, nitrogen, and fuelD fuel oil, nitrogen, and oxygen
题目
heat, gas, and flames
fuel, heat, and oxygen
heat, nitrogen, and fuel
fuel oil, nitrogen, and oxygen
相似问题和答案
第1题：
If the scavenge fire is of a more major nature, if there is a risk of the fire extending or if the scavenge trunk is adjacent to the crankcase with risk of a hot spot developing it sometimes becomes necessary to_______the engine
A.stop
B.start
C.speed up
D.slow down
第2题：
A.line
B.path
C.circuit
D.section
E.segment
第3题：
A、two elements
B、three elements
C、four elements
D、five elements
第4题：
Chain reaction
Thermal action
Chemical occlusion
Pyrotechnical reaction
第5题：
Which three SONET network elements are used for troubleshooting?（）
- A、line
- B、path
- C、circuit
- D、section
- E、segment
正确答案:A,B,D
第6题：
The three basic components of a fire are chain reaction, heat, fuel, and ____.
A.carbon monoxide
B.oxygen
C.carbon dioxide
D.any gaseous substance
第7题：
An important step in fighting any electrical fire is to ______.
A.stop ventilation
B.stop the vessel
C.de-energize the circuit
D.apply water to extinguish the fire
在扑灭任何电器火灾中一个重要的步骤是切断电路。
第8题：
A.loving students
B.loving his or her job and have good command English
C.ethic devotion
D.rofessional qualities and personal styles
第9题：
Which three elements can a job chain process involve?（）
- A、an event
- B、a schedule
- C、a program
- D、another chain
- E、a lightweight job
正确答案:B,D,E
第10题：
posting a fire watch in the immediate area
providing an extinguisher which is ready for immediate use
requiring the fire watch to remain on post for 30 minutes after the completion of welding or burning
All of the above