hatch coverings shall not be used in the construction of cargostages or for any other purp ose which may expose them to damage.
舱口盖板不得用于过货栈台的搭建或易于招致损坏的其他用途。
double-skin pontoon hatchcover
底面铺板箱形舱口盖
hydraulic efficiency folding tweendeck hatch cover
液压折叠式二层甲板舱口盖
an entrance equipped with a hatch; especially a passageway between decks of a ship.
盖有舱口盖的一个入口；多指一条船的甲板之间的出入口。
A Proposal for Hatch Cover Drive of the 2300t Cargo Vessel s Main Deck;
2300t杂货海船主甲板舱口盖传动系统的研制
The cover for such an opening.
舱口盖覆盖这种开口的盖子
hydrautorque-hinge hatchcover
液压扭转铰链舱口盖
hydrauliccontrol device for hatch cover
舱口盖液压控制装置
oil cooler access cover
通机油散热器的舱口盖
balanlift type hatchcover
平衡式移滚型舱口盖
a narrow strip of wood used to fasten down the edges of the material that covers hatches in foul weather.
压板条:一种用来固定在恶劣天气下遮盖船舱口材料边缘的窄木条。
" Figurations and symbols on the arrangement plans of ships--Bulkheads, doors, windows and openings on wall, hatches and hatch covers"
GB/T3894.1-1983船用布置图图形符号舱壁、门、窗及舱壁孔、舱口及舱口盖
inspection of hatch coaming
货舱口围板安装检验
batten down a ship's hatches.
给轮船的舱口钉上板条。
Tightness test(opening and closing test,emergency opening and closing test)for cargo hatch cover.
货舱舱口盖密性试验（启闭试验、应急启闭试验）。
high stowing end-folding hatchcover
竖堆铰链端部折叠式舱口盖
Flexibility and hosing test for small water tight hatch cover( water tight door and window).
水密小舱口盖（密门、）闭灵活性、水检查。
2 Split type grain bulkheads which also can be used as 4 pc tweendeck covers with a maximum load of 2,5mt/sq mtr.
两块拼装式谷物舱壁也可以用来当作4块二层甲板舱盖。