1.
double-skin pontoon hatchcover
底面铺板箱形舱口盖
2.
" 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
3.
The cover for such an opening.
舱口盖覆盖这种开口的盖子
4.
hydrautorque-hinge hatchcover
液压扭转铰链舱口盖
5.
hydrauliccontrol device for hatch cover
舱口盖液压控制装置
6.
oil cooler access cover
通机油散热器的舱口盖
7.
balanlift type hatchcover
平衡式移滚型舱口盖
8.
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）。
9.
hydraulic efficiency folding tweendeck hatch cover
液压折叠式二层甲板舱口盖
10.
high stowing end-folding hatchcover
竖堆铰链端部折叠式舱口盖
11.
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。
12.
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。
13.
Two more footrests and handgrips should be installed at the entrance of the small hatchcover.
在小舱口盖的进口处再安装两只踏步和拉手。
14.
The watchful snatcher dispatched a batch of combatants to the hatch.
密切注意的绑架者发送一批战士到舱口盖。
15.
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
16.
deck securing fitting
甲板绑扎固定用具; 甲板或舱盖上固定集装箱的装置
17.
The fresh-air inlet was usually the crankcase breather cap.
新鲜空气进口一般是曲轴箱通气盖。
18.
Thermo-mechanically coupled FEM analysis for drape forming process of fighter plane canopy
歼击机座舱盖热力耦合覆盖成形的有限元初步分析