beam grab是什么意思

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用法例句

Application, existing problems and their reasons are analyzed befor e improvement is made to the end beam of the hoist, and innovation thoughts and executions are also introduced.

分析了桥式起重机端梁改进前的使用状况、存在问题及原因,介绍了对其进行改进的思路、实施情况。

Firstly,we need to decide on the position where we sever the end girder from the main girder,then we lengthen the main girder with steel plates,reinforce it,and repair the end girders.

首先,确定改制部位,分离端梁和主梁,用钢板接长主梁,并加固主梁,修整端梁,最后组装端梁与主梁,焊接成形,检验使之符合起重机制造质量要求。

A floor or roof beam placed between two long beams that supports the ends of the tailpieces.

顶梁，楣放大两根长梁之间用来支撑半端梁尾部的一块地板或尾梁

Checking Computations of Restrained Beam Improvement after Level Increase

起重机端梁增级疲劳分析及改造方案

Three dimensional finite element analysis for the end carriage of the overhead traveling crane

桥式起重机端梁三维有限元受力分析

hinged-hinged beam

两端铰支梁(端距不变

The upper bony ridge of the human nose.

鼻梁人鼻的上端骨质梁架

A beam across an opening, such as a hearth, into which the ends of joists can be fitted.

托梁，承接梁穿过孔洞，如壁炉地面，到插梁末端能被固定的横梁

Theory Studies on the Behaviors of Beam-Column Connections with Beam-End Horizontal Haunch;

梁端翼缘扩大型梁柱节点受力性能理论分析

Experimental Evaluation on the Behaviors of Beam-To-Column Connections with Beam-End Horizontal Haunch;

梁端翼缘扩大型梁柱节点受力性能的试验研究

Seismic behavior and design method of beam-to-column connections with beam-end horizontal haunches

梁端翼缘扩大型梁柱节点抗震性能和设计方法

Analysis on the impact simulation between adjacent girders of a high-pier continuous T shaped-beam bridge under earthquakes

地震作用下高墩连续T形梁桥梁端碰撞分析

Research on the Node Space of Fastening at End of Bridge Beam for Intercity Rail Transit

城际轨道交通桥梁梁端扣件节点间距研究

Vertical Dynamic Characteristic Analysis of Bridge Terminal Sleeper-supporting Apparatus

桥梁梁端抬枕装置垂向动力学特性分析

Study on rotation capacity of prestressed composite girders under negative moment

预应力组合梁负弯矩作用下梁端转动能力研究

Mechanics Analysis of the Rail Fastening of Bi-block Ballastless Track on the Bridge Terminal

双块式无砟轨道桥梁梁端扣件系统力学分析

The influence of end-plate thickness on beam-column extended end-plate of nodes hysteretic curves

端板厚度对梁柱外伸端板节点滞回性能的影响

The simplest type of span is a beam bridge, consisting of a rigid beam between tow supports.

最简单的桥梁是梁桥，由钢性梁和两端的两个支柱构成。

(nautical) at the ends of the transverse deck beams of a vessel.

航海术语，船的横向甲板的梁的末端。

Its lower end is anchored at the erection truss by a clamp.

其下端由一夹钳锚定在施工桁梁上。