main hatch的例句大全

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 relationship between hatch width and ship broads, length of cargo tanks, length of tanks, the relationship between general plan and ship dimensions, the relationship between dimensions and main properties like speediness, seakeeping, resistance and manipulation were studied.

研究了舱口宽度和船宽、货舱长度和舱长的相互关系。研究了总布置与船舶尺度间的相互关系，以及船舶尺度对船舶主要性能，如快速性、耐波性和操纵性的影响。

Base on a reasonable simplification to the multi-folding hatch cover, this paper firstly builds the geometric model of its main structures.

首先，在对六块折叠式舱口盖结构进行合理简化后，应用UG软件建立了主要部件的几何模型。

the paper explains the micro-structure optimization of honed cross hatch on cylinder bore surface, determines its main characteristic parameters and proves them in test bed.

论述了优化缸孔表面平台珩磨的微观结构，确定其主要的特征参数，并进行了台架试验验证。