Hot air can hold().
时间:2022-11-10
Generally,what is used to inflate liferafts?()
时间:2022-11-06
Given the same water depth and line tension,the holding power of a 19 pound/foot wire rope mooring system in comparison to the holding power of a 90 pound/foot chain mooring system will be().
时间:2022-11-05
Halon fire extinguishers are NOT effective when used on which types of fires?()
时间:2022-10-31
How do the height and location of a tug’s towing bitts relate to the danger of tripping?()
时间:2022-10-26
General information on enroute weather and climate is found in().
时间:2022-10-24
How can the Coast Guard determine that a crew member is “able to understand any order spoken by the officers”?()
时间:2022-10-23
From which type of cloud can a tornado or waterspout develop?()
时间:2022-10-22
From your position you observe a rotating white and green light to the north. This light is most likely().
时间:2022-10-16
How is a safe water mark,that can be passed close aboard on either side,painted and lighted?()
时间:2022-10-12
Fusible-link fire dampers are operated by().
时间:2022-10-06
General requirements for a vessel’s radiotelephone station log are that().
For an OSV not on an international voyage,an approved substitute for an impulse projected type line throwing appliance is a().
时间:2022-09-30
How does a vessel’s rate of turn change when entering shallow water?()
时间:2022-09-28
How does a coast radio station communicating by HF radio normally identify itself?()
时间:2022-09-26