多船体的

A bailer or manual water pump is not required for any multi-hull vessel that has subdivided multiple-sealed hull construction.

水斗和水泵对于多船体或者多舱的船不是必须的！

This paper has studied the kinematics and the precision of a ship block merging system based on the multi-robot coordination.

本文研究了基于多机器人协调的船体分段对接系统的运动学和对接精度问题。

Too much on one side will cause the keel not to be on the exact centerline of the hull.

太多了一方将导致龙骨不被有关的确实中线的船体。

There is one more step to do to make sure the keel goes in the right spot under the hull.

有一个多走一步做，以确保龙骨云在适当的位置，根据船体。

First mostly contraposing hull deck structure it goes along FEA analysis, discuss the different influence degree of calculational results between the different simplifications of the mathematical model, thereinto mostly analyse five different simplifications of the deck model; Second contraposing hold section and hull deck structure it goes along FEA analysis together, discuss the different influence degree of calculational results between the different elements style, gridding number and gridding density, thereinto mostly analyse the difference between adopting 8 node shell element and 4 node shell element, nondense gridding and thick gridding, and numerous gridding number and few gridding number, In the end mostly contraposing hold section structure it goes along FEA analysis, discuss the different influence degree of calculational results between the different boundary conditions, thereinto mostly analyse the difference between adopting CCS boundary conditions and LR boundary conditions.

首先主要针对船体甲板结构进行分析研究，讨论结构简化不同对有限元计算结果的影响程度，其中主要研究分析了五种不同甲板结构简化模型；紧接着针对舱段与甲板结构一起进行分析研究，讨论单元类型，网格数量与密度的不同对有限元计算结果的影响程度，其中主要研究分析了分别采用8节点板壳单元与4节点板壳单元的不同，以及分别采用疏的网格与密的网格，多的网格数量与少的网格数量的计算结果的差异。最后主要针对舱段模型进行分析研究，讨论不同的边界条件对有限元计算结果的影响程度，其中主要研究分析了分别采用CCS舱段边界条件与LR舱段边界条件进行有限元计算而带来的结果上的差异。本文第二部分为港工建筑物中的大直径薄壁圆筒结构的有限元比较分析。在研究大圆筒的有限元比较分析中，主要讨论用不同的网格密度与数量来划分网格引起的差异。其中用了网格密，数量多与网格疏，数量少两种模型进行大圆筒结构的有限元分析对比

This article is devoted to the development hull lines fairing, analyses some cases of this topic in home and abroad, poses some technical questions of hull lines fairing and also gives the solution including the spline curve precision fairing theory, ship data series, adept more data interactive way, and the integration of lines fairing and CAD/CAM, etc.

文摘：本文以船体线型光顺的发展方向为题，论述了国内外的发展概况，针对国内情况提出了船体线型光顺的一些技术问题和解决方案，包括建立样条曲线的精密光顺理论，系列船数据库，更多地采用数据图形交互手段，线型光顺和CAD/CAM实现一体化。

It will consume lots of CPU time and hard disk space of computer in calculating the ultimate torsional moment of a hull girder by using FEM, especially for the complex structure. The ultimate torsional moment of box thin-walled beam is analyzed by using finite element method. The influences of different characteristic parameters on the ultimate torsional strength are extensively studied.

在船体梁扭转极限承载能力的有限元计算中，对於比较大而且形状复杂的结构，需要采用足够多的单元数来模拟其真实的破坏模态，因而会耗费大量的CPU计算时间和硬盘空间，并且往往因为单元数太多而使数值计算变得不现实。

Thirdly, a welding platform scheme for huge circumferential seam's sealing is proposed, which is composed of multiple 3 DOF robots. It can control the pose adjusting during the rotation of the ship module. As to the different part of the ship hull, the inverse kinematics arithmetic of cylindraceous, elliptical and conical ship modules are given respectively.

第三，在船体环缝焊接系统中，本文提出了一种由多个3自由度滚轮机器人组成的环缝焊接平台的控制方法，实现了船体模块在旋转焊接时的姿态调整，并分别针对船艏、船舯和船艉的不同形状给出了相应的逆运动学算法以及可用于实时操作的简化控制算法。

On the basis of the presented hydroelastic theory, a computer code HEAF (Hydroelastic Analysis Program for Fast Sea Transportations) is developed to calculate wave loads and dynamic responses of mono-or multi-hull high speed vessels in the frequency and time domain.

在理论研究的基础上，本文作者开发了计算机应用程序HEAF(Hydroelastic Analysis Programfor Fast Sea Transportations)，通过与结构干模态分析程序的数据接口，能够进行线性频域和非线性时域单体或多体高速船舶水弹性分析，可用以计算单体或多体高速船在各种海况下的波浪载荷、船体刚体运动和结构的弹性动力响应。

The ship can accommodate 300 people, tourists, double-bodied hull, hull length of 30 meters, 11 meters wide, divided into upper and lower layer, the first layer of steel structure, with cabin, VIP hall, multi-function hall, a rest, recreation place; second layer aluminum structure, stainless steel railings, with platform, removable seats, where you can listen to sound of the sea, blowing sea breeze, view the unique scenery of the sea.

该游轮可容纳游客300人，双体式船体，船身长30米，宽11米，分为上下二层，第一层为钢结构，设有客舱、贵宾厅、多功能厅，是休息、娱乐的场所；第二层为铝合金结构，不锈钢栏杆，设有平台，可移动座位，您可以在此听海声、吹海风、观海上特有的风光。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐