How can you lift the hatch cover?
怎样打开舱口盖？
How is the hatch cover kept watertight?
怎样保证舱口盖水密？
I mean I want to talk with you about the hatch cover.
我的意思是我想和您谈一谈舱口盖的问题。
To be positioned and handled by hatch cover gantry crane.
用舱口龙门吊来吊放它们。
Inspection welding seam and dimension of cargo hatch cover.
货舱舱口盖焊缝和尺度检查。
Two rollers of hatch cover not turn, to be renewed or repaired.
舱盖有2个滚轮不转了，需要换新和修理。
Please open the hatch cover of hold no. 4. (Please open all the hatch covers.)
请打开四舱舱盖。(或请把所有舱盖打开。)
There is something wrong with the hatch cover. I would like to discuss it with you.
有一个舱口盖有点问题，我想和你谈谈。
The hydraulic hatch cover plays very important roles in container and weather loads.
液压舱口盖在承受集装箱载荷和风雨载荷过程中起着非常关键的作用。
Do you have any different opinions to the finished work list of hatch cover project?
您对舱盖工程完工单还有不同意见吗？
Flexibility and hosing test for small water tight hatch cover(water tight door and window).
水密小舱口盖（水密门、窗）启闭灵活性、冲水检查。
Flexibility and hosing test for small watertight hatch cover (water tight door and window).
水密小舱口盖(水密门、窗)启闭灵活性、冲水检查。
By the way, where is the fourth engineer We'll have to test the hydraulic hatch cover with him.
顺便问一下，三管轮在哪儿？我们得一起去试一下液压舱盖。
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)。
It is mainly engaged in ship hatch cover, steel products, machinery steel-port, the hull section, and Marine engineering.
主要经营范围：船舶舱口盖，钢结构产品，港口机械钢结构，船体分段，海洋工程。
In this paper, minimum weight design of a hatch cover of box cross section is made by geometric programming. The analytic optimal solution is obtained.
本文采用几何规划方法对船舶的箱形剖面舱口盖进行最小重量设计，求得了解析的最优解。
Before a storm, sailors cover the hatches with waterproof material. Then they nail on battens to hold the hatch coverings firmly in place. This keeps rain and waves out of the ship.
在暴风雨之前，水手们用防水材料盖住舱口，然后用钉钉牢板条来把舱口的覆盖物很好的固定在位置上。
The opening hatch cover method also not to be satisfied that using the warping head of cargo gear not through derrick boom open the hatch cover because using derrick boom is not safe.
开舱盖的方法不令人满意，起货设备传动轮弯头在开舱时不穿过吊杆，原因为使用吊杆不安全。
Lift the wooden cover on the floor to the right of the fireplace to reveal a hatch.
电梯上到壁炉正确揭示了木地板舱口盖。
Lift the wooden cover on the floor to the right of the fireplace to reveal a hatch.
电梯上到壁炉正确揭示了木地板舱口盖。
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