更多"Two navigational hazards are locate"的相关试题:
[单项选择]Two vessels are approaching each other near head on. What action should be taken to avoid collision?（）.
A. The first vessel to sight the other should give way
B. The vessel making the slower speed should give way
C. Both vessels should alter course to starboard
D. Both vessels should alter course to port
[单项选择]A （） in the air delivery line near to each compressor is essential.
A. butterfly valve
B. globe valve
C. gate valve
D. non-return valve
[单项选择]Each cylinder in a two stroke cycle engine experiences combustion（）.
A. once each crankshaft revolution
B. twice each crankshaft revolution
C. every other crankshaft revolution
D. every fourth stroke
[单项选择]Each part of the fire-main system located on an exposed deck must be（）.
A. protected against freezing
B. locked to prevent theft
C. numbered sequentially
D. pressurized at all times
[单项选择]In each cylinder cover there are two or three holes for （）
A. the exhaust valves
B. the fuel valves
C. indicator cocks
D. the fuel pumps
[单项选择]Two vessels are abreast of each other and passing port to port in a confined waterway. What should you expect as your bow approaches the screws of the other vessel? （）
A. Your speed will significantly increase
B. Your draft will significantly decrease
C. Your bow will sheer towards the other vessel
D. Your bow will sheer away from the other vessel
[单项选择]Each piston stuffing box is provided with two sealing rings and three（）
A. packings
B. piston rings
C. distributor rings
D. scraper rings
[单项选择]Each crank is made up of two crank webs joined by a common（） to which the bottom endbearing is fitted.
A. throw
B. crankshaft
C. crankpin
D. crosshead
[单项选择]They are two dollars each but if you buy ten, you get a（）of ten per cent.
A. discount
B. recession
C. depression
D. discharge
[名词解释]定位研究 located research
[多项选择]What are two characteristics of Telnet (Choose two.)（）。
A. Itsendsdataincleartextformat.
B. ItisnolongersupportedonCisconetworkdevices.
C. ItismoresecurethanSSH
D. Itrequiresanenterpriselicenseinordertobeimplemented.
E. ItrequiresthatthedestinationdevicebeconfiguredtosupportTelnetconnections.
[单项选择]At least two two-way VHF radiotelephone apparatus shall be provided on every cargo ship of（）tons gross tonnage and upwards but less than 500 tons gross tonnage.
A. 200
B. 300
C. 400
D. 800
[单项选择]Two-stroke engine turbocharging is achieved by two distinct methods, （） termed the constant pressure and the pulse system.
A. respectable
B. respectful
C. respective
D. respectively
[单项选择]The knot used to join two lines or two large hawsers for towing is called a（）.
A. square knot
B. carrick bend
C. sheet bend
D. bowline
[单项选择]Piston cooling fins are located（）
A. atop the piston crown
B. beneath the piston crown
C. at the base of the piston skirt
D. inside the cylinder liner cooling water jacket
[单项选择]The two strokes of a two-stroke/cycle diesel engine are （）
A. power and intake
B. intake and exhaust
C. exhaust and compression
D. compression and power
[单项选择]A diesel engine with a combustion chamber located between the crowns of two pistons is known as a/an （）.
A. double-acting engine
B. opposed pistons engine
C. single-acting engine
D. horizontal acting engine
[单项选择]Which emergency equipment should you keep near the towing bitts（）.
A. A self-contained breathing apparatus
B. A boat hook and a spanner wrench
C. A fire ax and/or cutting torch
D. A Stokes litter basket
