查询词典 jib

Fuzzy Reliability Analysis of Railway Crane Telescopic Jib under Stochastic Load.

随机载荷作用下铁路起重机伸缩臂模糊可靠性分析。

Main contents:(1) The paper introduces the structure form of portal crane jib system and analyses the working principle, process, parameters affection of four—bar portal crane.

具体说来，本论文的主要内容有：(1)综合介绍了门座起重机臂架系统的结构形式，重点分析了四连杆门座起重机的工作原理，工作过程以及各参数对整机工作性能的影响。

In a word,virtual prototype study of double link jib system of portal crane is a trial that apply advanced design analysis, emulation techniques in design of portal crane and offers efficient tool and method to design portal crane that is economic, credible stable and high performance.

总之，门座起重机组合臂架系统的虚拟样机研究，是先进的设计、分析、仿真技术应用于门座起重机设计中的初步尝试，为起重机虚拟设计、动态设计和结构分仿真分析提供了有力的工具和实现方法。

Standard equipment includes: crane with telescopic jib that can lift a maximum load of 15 tons, front mounted stabilizing dozer blade, main and secondary winch.

标准配备包括：起重机，伸缩臂，可以解除最大载荷为15吨，正面安装稳定推土机刀片，主要和次要绞车。

Bottom slewing crane with luffing jib and tower without backstavs.

与俯仰运动三角帆的底下旋转没有backstavs的起重机和塔。

The paper builds finite element model of portal crane jib system using girder element, besides it presents its principles and process so that the foundation of this method is established. Besides, the paper builds the model in APDL which is easier to modify and administrate.

运用有限元分析软件ANSYS8.1对门座起重机的臂架系统建立有限元模型，给出了用梁单元建立有限元模型的原则和步骤，为今后用梁单元进一步开展门座起重机的有限元分析奠定基础，而且采用APDL语言可以实现参数化建模，对于模型易于修改、便于管理。

The numerical simulation results show that the calculated stress value of gate crane jib exceeds the allowable structural strength in certain observation points, but less than ultimate strength of the metal materials.

由数值仿真结果表明：门座起重机臂架系统某些观测点的计算应力值已超过结构强度许用应力，但是小于金属结构材料强度极限。

In concretionaly, these theses" primary coverage has:(1)Syntheses introduce portal crane jib systemic structural style structural style, selectively analysis four-bar linkage portal crane"s working theory, working process as well as each parameter to impact whole machines performance.

具体说来，本论文的主要内容有：(1)综合介绍了门座起重机臂架系统的结构形式，重点分析了四连杆门座起重机的工作原理，工作过程以及各参数对整机工作性能的影响。

For small diameters, pipes can be pushed home by bar or lever assisted where possible by the swing of the crane jib.

用力将新管道的插口慢慢插入到喇叭口中，直到合适的位置为止；对于小口径的管道，可以用撬棒或拉杆将管道推入安装位置，如果可能可以摆动吊臂予以协助。

This paper bases on the technique of virtual prototype and utilizes software platform of UG, ADAMS and ANSYS to establish three-dimensional digitized virtual prototype of double link jib system of portal crane and systematically do its analysis of dynamics emulation of multi-body system.

本文基于虚拟样机技术，利用UG、ADAMS、ANSYS软件平台，建立了门座起重机四连杆组合臂架系统的三维数字化虚拟样机，并对其进行了较为系统的多体系统动力学仿真分析，实现了计算机对组合臂架系统在各种工况下随载荷变化的运行状态及随时间变化过程的仿真，得到的相关仿真分析数据对于门座起重机组合臂架系统动态设计提供了有效的手段。

The reasons of iron ions content overproof in grade Ⅱ desalting water system,such as variation water quality,contamination of regenerant , operation adjustment of pretreatment system and switching operation of bed were discussed.

对二级脱盐水系统中铁离子含量超标的原因，如来水水质发生波动、再生剂受到污染、预处理系统操作调整、床体运行切换等进行了论述。

You were hired to drum up new business, so go and do it.

公司雇你招徕新业务，你就做你的事好了。