更多“The line leading at right angles”相关问题
  • 第1题:

    In a married falls rig at the after end of a hatch,a boom is rigged in a fore and aft line through its heel.Stresses on the outboard guy will be LEAST if the guy is made fast at a point ______.

    A.Abreast the heel

    B.At right angles to the boom when viewed from above

    C.Aft of the heel

    D.Forward of the spiderband


    正确答案:B

  • 第2题:

    ()leads at right angles to the center line from the stern to the shore.

    • A、An aft breast line.
    • B、An aft spring
    • C、The stern line
    • D、A fore breast line

    正确答案:A

  • 第3题:

    单选题
    A mooring line leading 45°to the keel,used to check forward or astern movement of a vessel,is called a().
    A

    spring line

    B

    warp line

    C

    bow line

    D

    breast line


    正确答案: A
    解析: 暂无解析

  • 第4题:

    单选题
    A mooring line leading at nearly right angles to the keel is a().
    A

    bow line

    B

    breast line

    C

    spring line

    D

    stern line


    正确答案: B
    解析: 暂无解析

  • 第5题:

    单选题
    Mariners are reminded that they should proceed in the general direction indicated by the arrows or,if()a lane,they should do so as nearly as practicable at right angles to it.
    A

    cross

    B

    crossing

    C

    crossed

    D

    crosses


    正确答案: C
    解析: 暂无解析

  • 第6题:

    单选题
    () connected to the moving tiller will bring the floating lever pivot and the lever into line at right angles to the screw shaft axis.
    A

    A cut-off lever

    B

    A swivel block

    C

    A cross-head

    D

    A driving gear


    正确答案: C
    解析: 暂无解析

  • 第7题:

    单选题
    In relation to the turning circle of a ship , the term kick means the distance().
    A

    around the circumference of the turning circle

    B

    gained at right angles to the original course

    C

    gained in the direction of the original course

    D

    or throw of a vessels stern from her line of advance upon putting the helm hard over


    正确答案: B
    解析: 暂无解析

  • 第8题:

    单选题
    The largest waves (heaviest chop) will usually develop where the wind blows().
    A

    at right angles to the flow of the current

    B

    against the flow of the current

    C

    in the same direction as the flow of the current

    D

    over slack water


    正确答案: C
    解析: 暂无解析

  • 第9题:

    单选题
    Flexible hose under pressure in a hydraulic system will ().
    A

    tend to twist about its long axis

    B

    expand in length and in diameter

    C

    contract in length and expand in diameter

    D

    flex at right angles to the applied pressure


    正确答案: C
    解析: 暂无解析

  • 第10题:

    单选题
    When moored with a Mediterranean moor,the ship should be secured to the pier by having().
    A

    a stern line and two quarter lines crossing under the stern

    B

    a stern line,2 bow lines,and 2 quarter lines leading aft to the pier

    C

    all regular lines leading to the pier in opposition to the anchor

    D

    two bow lines and two midship lines leading aft to the pier


    正确答案: D
    解析: 暂无解析

  • 第11题:

    单选题
    The distance a vessel moves at right angles to the original course,when a turn of 180°has been completed,is called the().
    A

    advance

    B

    pivoting point

    C

    tactical diameter

    D

    kick


    正确答案: B
    解析: 暂无解析

  • 第12题:

    单选题
    In a married falls rig at the after end of a hatch , a boom is rigged in a fore and aft line through its heel . Stresses on the outboard guy will be least if the guy is made fast at a point().
    A

    abreast the heel

    B

    at right angles to the boom when viewed from above

    C

    aft of the heel

    D

    forward of the spiderband


    正确答案: C
    解析: 暂无解析

  • 第13题:

    In relation to the turning circle of a ship, the term kick means the distance ______.

    A.around the circumference of the turning circle

    B.gained at right angles to the original course

    C.gained in the direction to the original course

    D.or throw of a vessel’s stern from her line of advance upon putting the helm hard over


    正确答案:D
    关于船舶的旋回圈,术语偏距(又称“反移量”)意指船舶尾部施以满舵后离开其推进方向航迹的距离。

  • 第14题:

    单选题
    If a line at right angles to the axis rotates about that axis and, at the same time, moves parallel to the axis, it will generate ().
    A

    a helix

    B

    a helicoidal

    C

    a curve

    D

    a cone


    正确答案: A
    解析: 暂无解析

  • 第15题:

    单选题
    ()leads at right angles to the center line from the stern to the shore.
    A

    An aft breast line.

    B

    An aft spring

    C

    The stern line

    D

    A fore breast line


    正确答案: C
    解析: 暂无解析

  • 第16题:

    单选题
    A structure,usually made of stone,or cement pilings,which extends from the bank at approximately right angles to the current is called a().
    A

    dike

    B

    revetment

    C

    cutoff

    D

    crib


    正确答案: A
    解析: 暂无解析

  • 第17题:

    单选题
    A line leading aft from forecastle to the shore is called().
    A

    aft spring

    B

    breast line

    C

    stern line

    D

    forward spring


    正确答案: A
    解析: 暂无解析

  • 第18题:

    单选题
    A Chinese stopper (two lines) will hold best when you().
    A

    fasten the bitter ends to the mooring line with half hitches

    B

    twist the ends together and hold them in the direction of the pull

    C

    twist the ends together and hold them in the direction opposite to the pull

    D

    twist the ends together and hold them at right angles to the mooring line


    正确答案: B
    解析: 暂无解析

  • 第19题:

    单选题
    Which one of the following is a counterexample to the statement “If two angles are supplementary, then they are right angles?”
    A

    If two angles are complementary, then they are not right angles.

    B

    If two angles are fight angles, then they are supplementary.

    C

    If two angles are not supplementary, then they are not right angles.

    D

    If two angles are supplementary, then one could measure 100° and one could measure 80°.

    E

    If two angles are not fight angles, then they are not supplementary.


    正确答案: E
    解析:
    A counterexample is an example that proves a statement to be false. Answer D shows one example where angles are supplementary but are not right angles, since one measures 100° and the other measures 80°.

  • 第20题:

    单选题
    At all angles of inclination, the metacenter is().
    A

    vertically above the center of buoyancy

    B

    vertically above the center of gravity

    C

    at the intersection of the upright vertical centerline and the line of action of the buoyant force

    D

    at the geometric center of the underwater volume


    正确答案: D
    解析: 暂无解析

  • 第21题:

    单选题
    In any right triangle, the acute angles are ______.
    A

    Equal

    B

    Adjacent angles

    C

    Vertical angles

    D

    Complementary angles

    E

    Supplementary angles


    正确答案: E
    解析:
    Since the right angle measures 90 degrees, the sum of the two acute angles must be 180-90=90 degrees.

  • 第22题:

    单选题
    In a married falls rig at the after end of a hatch,a boom is rigged in a fore and aft line through its heel.Stresses on the outboard guy will be LEAST if the guy is made fast at a point().
    A

    Abreast the heel

    B

    At right angles to the boom when viewed from above

    C

    Aft of the heel

    D

    Forward of the spiderband


    正确答案: B
    解析: 暂无解析

  • 第23题:

    单选题
    Which mooring line prevents sideways motion of a vessel moored to a pier().
    A

    A line led forward from the bow

    B

    A line led aft from the bow

    C

    A line led in the same direction as the keel

    D

    A line led at a right angle to the keel


    正确答案: A
    解析: 暂无解析