更多"The primary reason low pressure eva"的相关试题:
[单项选择]The primary reason for placing covers over storage batteries is to（）.
A. Prevent the accumulation of explosive gases
B. Protect the hull from leaking electrolyte
C. Prevent movement of the battery in rough waters
D. Protect against accidental shorting across terminals
[单项选择]On small sailing vessels，the PRIMARY reason for using nylon in a combination chain-nylon anchor line is to（）.
A. provide elasticity
B. increase the strength
C. reduce the cost
D. reduce the weight
[单项选择]（） will be used to blow away the combustion products from the tube surfaces.
A. The blow down valve
B. The scum valve
C. The air release cock
D. The soot-blower
[名词解释]初级生产（Primary production）
[简答题]离线LOW-E与在线LOW-E的优缺点？
[名词解释] 一期愈合（Primary healing）
[单项选择]Which equipment is the primary source of generating a locating signal?（）
A. DSC only
B. DSC and EPIRB
C. SART and DSC
D. EPIRB and SART
[单项选择]What is the primary purpose for Digital Selective Calling (DSC)?（）
A. DSC provides reception of weather and navigational warnings plus search and rescue information
B. DSC provides low-cost，routine communications for the vessel operator
C. DSC is to be used for transmitting and receiving distress alerts to and from other ships or coast radio stations via radio
D. This aids SAR authorities in tracking a vessel's position by satellite
[单项选择]The primary hazard of liquefied petroleum gas and liquefied natural gas is（）.
A. pressure
B. toxicity
C. temperature
D. flammability
[多项选择]What are three primary activities in the cycle of building an enterprise security strategy?（）
A. activity audit
B. administration
C. policy establishment
D. technology implementation
[名词解释] 原发性高血压（primary hyertention）
[单项选择]What is the primary disadvantage of a permanent chain chaser system?（）
A. It requires anchor handling boats with more horsepower
B. Chain chasers work in shallow water only
C. Chain chasers will not work with piggyback anchors
D. It takes longer to deploy anchors using chain chasers
[单项选择]The primary concern in aiding a back injury patient is（）.
A. relieving the patient's pain by giving aspirin or stronger medication
B. avoiding possible injury to the spinal cord by incorrect handling
C. preventing convulsions and muscle spasms caused by the pain
D. providing enough fluids to prevent dehydration
[单项选择]The primary function of a fuel delivery check valve assembly is to（）
A. deliver proper fuel quantity to the injection nozzle
B. provide rapid fuel injection cutoff
C. control fuel quantity entering the pump body
D. control fuel pressure delivered to the combustion chamber
[单项选择]What is the primary equipment for receiving MSI? （）
A. SART
B. EPIRB
C. NAVTEX
D. INMARSAT-B
[单项选择]The primary barrier of a bulk carrier is formed by（）.
A. the single skin side shell and the inner bottom
B. deck strips，hatch covers and coamings
C. the vertically corrugated transverse watertight bulkheads
D. the single skin side shell between topside and hopper tanks，and the cross deck strips，hatch covers and coamings
[单项选择]What is the primary purpose of a splint applied in first aid?（）
A. Control bleeding
B. Reduce pain
C. Immobilize a fracture
D. Reset the bone
[单项选择]The primary method by which water spray puts out fires is by（）.
A. removing the oxygen
B. cooling the fire below the ignition temperature
C. removing combustible material
D. diluting combustible vapors
[单项选择]The primary function(s) of an automatic sprinkler system is(are) to（）.
A. extinguish the fire which triggers it
B. limit the spread of fire and control the amount of heat produced
C. protect people in the areas which have sprinkler heads
D. alert the crew to the fire
