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卷取机英文为()。
- A、Tension Leveller
- B、Tension Meter
- C、Tension Reel
- D、Payoff Reel
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更多 “卷取机英文为()。A、Tension LevellerB、Tension MeterC、Tension ReelD、Payoff Reel” 相关考题
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Mooring winch should be equipped with mechanical brakes capable of holding ______.A.half the breaking strength of the mooring lineB.the full breaking strength of the mooring lineC.the maximum expected tension of the mooring lineD.50% over the working tension of the mooring line
考题
Mooring winch should be equipped with mechanical brakes which are capable of holding ______.A.half the breaking strength of the mooring lineB.the full breaking strength of the mooring lineC.the maximum expected tension of the mooring lineD.50% over the working tension of the mooring line
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Vehicle operators should ______ the chassis to take pressure(caused by the tension of the lashing)off the springs.A.braceB.lashC.block upD.secure
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A vessel’s bottom will be subjected to tension when weight is concentrated ______.A.amidshipsB.aftC.at both ends of the vesselD.Forward
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The tension( )as the guest of honor was about to announce the winner.A.mounted
B.ascended
C.climbed
D.raised
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The collision event is an indicator of the tension between the two Middle East countries.A:sign
B:signal
C:symbol
D:predicament
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There is a growing gap between the rich and the poor.A:conflict B:tension C:gulf D:confrontation
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Before the final examination, some students have shown()of tension. They even have trouble in sleeping.AanxietyBmarksCsignsDremarks
考题
In English, long vowels are also tense vowels because when we pronounce a long vowel such as/i:/,the larynx is in a state of tension.
考题
对各向同性材料,应变的三种基本类型是()A、tension,shear and compression;B、tension,shear and torsional deformation;C、.tension,shear and flexural deformation
考题
单选题In the constant-tension mooring, the mooring lines holding the ship to the pier will maintain a constant tension even with changes in tide or ship’s draft, ().A
without the necessity of manually adjusting the linesB
without the necessity of automatically adjusting the linesC
with the necessity of manually adjusting the linesD
with the un-necessity of automatically adjusting the lines
考题
单选题()is put into use in the late years to maintain a preset tension in a mooring line after a ship has been tied up at a pier.A
The large-tension mooringB
The small-tension mooringC
The variable-tension mooringD
The constant-tension mooring
考题
单选题In an automatic mooring winches, the wire is paid off the barrel at() a tension and is recovered at()tension.A
lower;igherB
maximum;higherC
predetermined minimum;higherD
predetermined maximum;lower
考题
单选题In automatic () the winch may be overhauled and wire is paid off the barrel at a pre-determined maximum tension.A
cranesB
windlassC
capstansD
mooring winches
考题
单选题What could cause a significant difference between actual chain tension and the tension measured by the tensiometer? ()A
The type of anchor and mooring line being usedB
The type of bottom in which the ship is anchoredC
A significant difference between air and water temperatureD
The chain contacting a chock or fairlead between the tensiometer and the lower swivel fairlead
考题
单选题What is the holding power ratio of an anchor? ()A
Maximum mooring line tension divided by the anchor's weight in airB
Anchor's weight in air divided by the maximum mooring line tensionC
Preloading tension divided by the anchor's weight in airD
Operating tension divided by the anchor's weight in air
考题
单选题During storm conditions on a ship,the mooring tensions should be adjusted so that().A
all mooring lines have a different tensionB
the leeward lines have higher tension than the windward linesC
the maximum tension of the most heavily loaded line does not exceed the safe working loadD
all horizontal tension forces on the windward lines are no greater than the vertical tension forces
考题
单选题Which statement concerning an automatic towing engine is FALSE? ()A
It automatically maintains tow line tensionB
It prolongs the life of the hawser by distributing chafing as the hawser is paid out and taken inC
As tension on the hawser increases,more line is taken in by the automatic towing engineD
As tension on the hawser decreases,more line is taken in by the automatic towing engine
考题
名词解释题muscular tension
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