查询词典 jib crane

The light-duty series products have two operating modes for selection: crane operation with main boom and crane operation with fixed fly jib.

小吨位系列产品—具有主臂和固定副臂两种工况。

And also this paper deduced load of tower crane jib according a typical tower crane operating cycle.

通过雨流计数法统计了危险截面应力—时间历程中应力幅和循环次数，根据应力幅和循环次数利用数理统计方法假定了吊臂钢结构在工作过程中的应力幅分布服从对数正态分布，最后通过检验母体是否服从某种分布的

Based on ANSYS, this paper obtains some useful conclusion about parametric modeling in structure finite element analysis and its dynamic response analysis for the study of jib structure of MQ518 crane.

本文以ANSYS为平台，以MQ518门座起重机臂架结构为研究对象，获得了该结构的有限元模型及其动态响应，得到了一些有用的结论。

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。

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。

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。

A brand-new jib-bridge luffing system of crane is brought out based on analysis of the limitation to handle containers of the portal crane.

摘要在分析门座起重机用于集装箱装卸作业的局限性的基础上，提出一种新型的起重机变幅系统。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。