self-propelled bucket dredger是什么意思

用法例句

Acoustic test technique for submarine using remote submersible model;

潜艇水动力噪声的自航模试验技术研究

Model test methods and advantages of several existing podded propulsors are presented,as well as the issues that should be taken account of in open water and self-propulsion tests.

文章介绍了吊舱式推进器的特点,分析了目前几种主要的吊舱推进器的模型试验方法及其特点,提出了在敞水、自航试验中需要关注的问题。

Focusing on the interaction among the screws,the paper analyzed the current method of determining propulsive factor based on ship s self-propulsion test with three-screw and presented a new method to test and analyzed propulsive factor of ship with multi-screw.

针对多桨船螺旋桨间互相干扰的影响,通过对三桨船自航试验推进因子分析方法进行分析探讨,提出新的三桨及以上的多桨船船模自航试验方法和其推进因子分析方法。

A Calculation Method of the Effectiveness of the SLMM Obstacle;

一种自航水雷障碍效力的计算方法

Research on Route Programming of SLMM Based on Genetic Algorithm;

遗传算法在自航水雷航路规划中的应用研究

The Distributed Characteristics of Ordering Coordinates of SLMM s position;

自航水雷雷位次序坐标散布特性

Using sub-laid self-propelled mine to conduct mine blockage is an important way to engage in mine war.

通过潜艇发射自航水雷对敌实施水雷封锁是水雷战的重要模式,但目前对潜布水雷障碍的效力计算研究并不充分。

The dispersion probability is a key index to evaluate the blockade effectiveness of self-propelled mine.

自航水雷的散布概率是评价自航水雷封锁效能的一项重要指标,但目前对自航水雷散布概率的研究还不多,为此本文从分析自航水雷的散布规律入手,结合自航水雷毁伤目标的实际,采用数学解析方法计算了自航水雷的散布概率以评估自航水雷的封锁效能,并通过编程、计算和绘图研究了多枚水雷在不同散布精度下的散布概率。