hatch cover（）A、舱口B、舱盖C、舱壁D、密封舱
hatch cover（）
- A、舱口
- B、舱盖
- C、舱壁
- D、密封舱
相关考题：
很多船上在每个舱口处都有两个吊杆及两台起货机。（）A、Many ships have two derricks at each hatch.B、Many ships have two winches at each hatch.C、Many ships have two derricks and two winches at each hatch.D、Many ships have two derricks and two winches at each hatch cover.
The（）(滚动式舱盖) runs along the guide rail.A、rolling type hatch coverB、side-rolling hatch coverC、folding type hatch coverD、automatic hatch cover
The（）(折叠式舱盖) can fold slowly.A、rolling type hatch coverB、side-rolling hatch coverC、folding type hatch coverD、automatic hatch cover
Are you testing the（）(液压舱盖)?A、hydraulic hatch coverB、hydraulic release unitC、hydraulic oil jackD、automatic hatch cover
为了避免震动，用低速控制钮减低移动舱盖的速度。（）A、To avoid shock, reduce the speed of moving hatch cover by inching control.B、To avoid shock, reduce the speed of moving hatch cover by control levers.C、To avoid shock, reduce the position of moving hatch cover by inching control.D、To avoid shock, reduce the course of moving hatch cover by control levers.
每一个舱盖由两个或更多的盖板组成。（）A、Each hatch consists of two panels.B、Each hatch cover consists of two panels.C、Each hatch consists of two or more panels.D、Each hatch cover consists of two or more panels.
The（）(自动舱盖) is operated by electric or hydraulic power.A、automatic hatch coverB、folding type coverC、hatch coamingD、side-rolling type cover
关于某国内沿海航行船长108米货船的舱口围板及舱口盖的有关要求叙述正确的是（）A、在“位置1”处以活动舱盖关闭以及用舱盖布和封舱压条来保证风雨密的舱口的围板结构应坚固，并且其在甲板以上最小高度应为450mmB、在“位置2”处以活动舱盖关闭以及用舱盖布和封舱压条来保证风雨密的舱口的围板结构应坚固，并且其在甲板以上最小高度应为450mmC、对于钢质舱口盖的每一支承面的宽度应至少为60mmD、当舱口盖为木质时，其加工后厚度至少为60mm，且其跨距不大于2m
单选题为了避免震动，用低速控制钮减低移动舱盖的速度。（）ATo avoid shock, reduce the speed of moving hatch cover by inching control.BTo avoid shock, reduce the speed of moving hatch cover by control levers.CTo avoid shock, reduce the position of moving hatch cover by inching control.DTo avoid shock, reduce the course of moving hatch cover by control levers.
单选题The（）(自动舱盖) is operated by electric or hydraulic power.Aautomatic hatch coverBfolding type coverChatch coamingDside-rolling type cover
单选题以下有关开关舱时应注意事项描述正确的的是：（） ①、轨道应设障碍以防舱盖出轨； ②、滚动式舱盖应先挂好牵引钢丝绳并注意检查舱口端止位器是否完好无损，控制开关舱速度，以防盖板出轨； ③、禁止站立在舱盖上，开舱时存放舱盖板端应无人； ④、正确挂（脱）舱盖保险钩； ⑤、吊放吊移式钢质舱盖时应确保挂钩挂妥，稳起稳落，盖板正下方不得站人A①、②、③、④B②、③、④、⑤C①、③、④、⑤D①、②、④、⑤
单选题以下有关开关舱时应注意事项描述正确的的是：（） ①、轨道应畅道无杂物； ②、滚动式舱盖应先挂好牵引钢丝绳并注意检查舱口端止位器是否完好无损，开关舱动作应迅速，以防盖板出轨； ③、禁止站立在舱盖上，开舱时存放舱盖板端应无人； ④、正确挂（脱）舱盖保险钩； ⑤、吊放吊移式钢质舱盖时应确保挂钩挂妥，稳起稳落，盖板正下方不得站人A①、②、③、④B②、③、④、⑤C①、③、④、⑤D①、②、④、⑤
单选题每一个舱盖由两个或更多的盖板组成。（）AEach hatch consists of two panels.BEach hatch cover consists of two panels.CEach hatch consists of two or more panels.DEach hatch cover consists of two or more panels.
单选题很多船上在每个舱口处都有两个吊杆及两台起货机。（）AMany ships have two derricks at each hatch.BMany ships have two winches at each hatch.CMany ships have two derricks and two winches at each hatch.DMany ships have two derricks and two winches at each hatch cover.
单选题滚动式舱盖开关舱时，应注意的事项是（） ①正确挂（脱）舱盖保险钩 ②先挂好牵引钢丝绳并检查铁链应位于正常位置 ③禁止站立在舱盖上，开舱时舱口端部存放舱盖板处应无障碍 ④舱口关闭后应保证舱口的良好密合避免漏水 ⑤舱口关闭后，最后要打上压紧器，防止在海浪冲击或船舶摇摆时舱盖板发生移动A①~⑤B除⑤C除①D除③