Never operate hatch covers when the ship is（）.A、in portB、anchoringC、rolling or pitchingD、at sea
Never operate hatch covers when the ship is（）.
- A、in port
- B、anchoring
- C、rolling or pitching
- D、at sea
相关考题：
The primary barrier of a bulk carrier is formed by ______．A.the single skin side shell and the inner bottomB.deck strips，hatch covers and coamingsC.the vertically corrugated transverse watertight bulkheadsD.the single skin side shell between topside and hopper tanks，and the cross deck strips，hatch covers and coamings
开关舱的工作通常是由船员来做。（）A、The work of opening and closing hatches is usually done by crew members.B、The work of opening and closing hatch covers is usually done by crew members.C、The work of opening hatch covers is usually done by crew members.D、The work of closing hatch covers is usually done by crew members.
船舶的舱盖有多种类型。（）A、There are several types of hatch covers on board ship.B、There are several types of hatches on board ship.C、There is one type of hatches on board ship.D、There is one type of hatch covers on board ship.
这些舱盖通常是用电力或液压驱动的。（）A、These hatches are usually driven by electric or hydraulic power.B、These hatch covers are usually driven by electric or hydraulic power.C、These hatch covers are usually driven by electric.D、These hatch covers are usually driven by hydraulic power.
高速和野蛮操作舱盖均是危险的。（）A、High-speed operation and rough handling of hatches are dangerous.B、Low-speed operation and rough handling of hatches are dangerous.C、Low-speed operation and rough handling of hatch covers are dangerous.D、High-speed operation and rough handling of hatch covers are dangerous.
单选题船舶的舱盖有多种类型。（）AThere are several types of hatch covers on board ship.BThere are several types of hatches on board ship.CThere is one type of hatches on board ship.DThere is one type of hatch covers on board ship.
单选题开关舱的工作通常是由船员来做。（）AThe work of opening and closing hatches is usually done by crew members.BThe work of opening and closing hatch covers is usually done by crew members.CThe work of opening hatch covers is usually done by crew members.DThe work of closing hatch covers is usually done by crew members.
单选题这些舱盖通常是用电力或液压驱动的。（）AThese hatches are usually driven by electric or hydraulic power.BThese hatch covers are usually driven by electric or hydraulic power.CThese hatch covers are usually driven by electric.DThese hatch covers are usually driven by hydraulic power.
单选题我船配有自动舱盖。（）AOur ship is equipped with automatic hatch covers.BOur ship is equipped with folding-type hatch covers.COur ship is equipped with side-rolling hatch covers.DOur ship is equipped with rolling-type hatch covers.
单选题高速和野蛮操作舱盖均是危险的。（）AHigh-speed operation and rough handling of hatches are dangerous.BLow-speed operation and rough handling of hatches are dangerous.CLow-speed operation and rough handling of hatch covers are dangerous.DHigh-speed operation and rough handling of hatch covers are dangerous.
单选题救生艇下水每隔三个月进行一次。（）ALifeboat launching is operated at intervals of three months.BLifeboat launching is operated at intervals for three months.CFire drill is carried out once a month.DDon’t operate two or more hatch covers at the same time.
单选题水手长，我们为什么要开舱盖?（）ABosun, why do we open hatch covers?BOfficer, why do we open hatch covers?CBosun, why do we close hatch covers?DBosun, why do we open hatches?
单选题Bosun, I’ve never operated the hatch covers （）by hydraulic power.ApoweredBdrivenCmovedDopened
单选题When the weather becomes bad, the hatch covers will be （）(关闭).AclosedBopenedChandledDopened and closed
单选题装卸货之前，打开舱盖。（）AAfter loading and discharging, hatch covers will be opened.BAfter loading and discharging, hatch covers will be closed.CBefore loading and discharging, hatch covers will be opened.DBefore loading and discharging, hatch covers will be closed.
单选题Before opening the hatch covers, all cleats are to be （）.AreleasedBsecuredCtaken awayDsent out
单选题According to the customs of the port, hatch covers are to be operated by （）.AstevedoresBwatchmenCwinchmenDforemen
单选题To ensure the safety in operating hatch covers, oil the moving parts （）.AmonthlyBevery three monthsConce monthlyDevery two months
单选题The primary barrier of a bulk carrier is formed by（）.Athe single skin side shell and the inner bottomBdeck strips，hatch covers and coamingsCthe vertically corrugated transverse watertight bulkheadsDthe single skin side shell between topside and hopper tanks，and the cross deck strips，hatch covers and coamings