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航海英语水手工艺单项选择题每日一练(2019.01.13)

  • 单项选择题

    A bowline is used to().

    A.join lines of equal size
    B.form a temporary eye (loop) at the end of a line
    C.be a stopper
    D.keep a line from fraying

  • 单项选择题

    When the anchor is brought to and holding,the horizontal component of anchor cable tensions should equal the().

    A.displacement tonnage
    B.weight forces
    C.buoyancy forces
    D.environmental forces

  • 单项选择题

    A term used to describe the dip in a towline that acts as a shock absorber is().

    A.catenary
    B.step
    C.shock dip
    D.bight

  • 单项选择题

    A tow bridle is attached to the main tow hawser at the().

    A.bight ring
    B.tow hook
    C.fishplate
    D.swivel

  • 单项选择题

    When picking up your mooring at the buoy,the correct method is to().

    A.approach the buoy with the wind and current astern
    B.approach the buoy with the wind and current ahead
    C.approach the buoy with wind and sea abeam
    D.stop upwind and up current and drift down on the buoy

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