在第一个楼梯的上面是一个起重架台。
可选包起重架。
本发明公开了一种适用于煤矿巷道和工作面使用的中空液压起重架。
This invention discloses a hollow hydraulic crane frame used for lane and face of coal mine.
本季最受欢迎的趋势之一是浪漫，柔软、光通风针织和有流体和漂亮悬垂的人字起重架。
One of the most flattering trends for this season is romanticism, which is all about soft, light airy knits and sheers that are fluid and have beautiful draping.
他用一架液压起重机卸下两只空桶。
那画家在前院画了一个人，拔地而起，就像一架起重机。
The artist erected a man in the front yard, that resembled a derrick.
米-10就是一架飞行的起重机。
四架起重机架起了天际线，其下却是一排排的板房和门窗紧锁的店面。
Four cranes block out the skyline, but the foreground is row upon row of boarded-up houses and shuttered storefronts.
一架链式起重机可以帮你将一节沉重绿橡树的树干，谷仓墙面和松木地板举到这棵之前并无人居住的肯塔基咖啡树上。
A chain hoist helped raise a heavy pile of green oak, barn siding and pine flooring up into this formerly unoccupied Kentucky coffee tree.
偶尔，他还会想象他的妻子死于非命——或者是一辆翻滚而下的起重机，或者一架盘旋坠落的直升机。
Occasionally he imagines her falling victim to a freak accident—a tumbling crane, say, or spiralling helicopter.
吊杆架由无缝钢管焊接而成，手摇起重机和吊杆架一起固定在吊笼上。
The suspension framework was welded by the seamless steel pipe, the hand crane and suspension framework are fixed on the suspension coop.
安装前要对起重机安装跨度，金属结构主梁的拱度、水平旁弯，小车轨道高低差、轨距偏差，桥架对角线等进行测量。
To install the crane span before installation, camber, level of metal structure of main girder bending, trolley rail height difference, gauge deviation, diagonal bridge survey.
起重机构的门架不得有变形或脱缝脱焊现象。
The gate of a crane should not have deformation, seam slippage or wielding off.
臂架型起重机：可在圆形场地及其上空作业，多用于露天装卸及安装等工作。
Jib crane: in circles over the operation site and more for open-air handling and installation work.
吊杆架可绕自身轴线回转，手摇起重机绳筒上缠绕的钢丝绳通过吊杆架带动吊具。
The suspension can turn winding it's axle line, the wire rope winding on the rope roller drive the suspension tools by the suspension shaft.
型单梁门式起重机属桥架型的一种，适用于露天仓库货铁路沿线进行一般的装卸及起重搬运作业。
L single girder gantry crane is a bridge type, suitable for open storage for general cargo railway transport loading and unloading and lifting operations.
介绍了针对水电站门式起重机门架结构和受力特点而开发的门架有限元分析专用软件。
FEM special software that is especially suitsble for the analysis of intemal forces in the structure of gantry crane is introduced in the paper.
单臂架门座式起重机结构简单、起重量大自重轻。
Simple arm frame gantry crane structure, lifting large light weight.
介绍了基于系统分析的双梁桥式起重机桥架结构优化设计方法。
This paper introduces an optimization design method for overhead traveling crane structure with double bridge which is based on system analysis.
应用该软件分析了起重机臂架的稳定性及其极限载荷，分析结果验证了本文所提方法的有效性。
The bucking analysis of actual crane boom is done using this software, and the results of analysis verify the correctness and effectiveness of the methods in this paper.
有些情况下，地铁车辆还要通过公路运到车辆段交货，这种情况下必须考虑设计有硬化的卸货场地和起重设备，如起重机或龙门架。
In some cases, it is necessary to provide car delivery access by road. Hard standing areas and unloading facilities like cranes or gantries must be considered when designing such a depot.
普通桥式起重机一般由起重小车、架桥运行机构、桥架金属结构组成。
General bridge crane lifting trolley generally, Bridges run organization, structure and composition of metal bridge.
汽车起重机是在通用或专用在载重汽车底盘上装上起重工作装置及设备的起重机，主要采用伸缩式臂架，油缸变幅。
Mobile crane is a general or special the heavy lifting the chassis on the work and equipment, cranes, retractable type mainly adopt the oil tank movement.
但是由于桩架力学模型的支承条件与起重机臂架不同，故桩架显得笨重。
However, pile drivers are too bulky since the bearing condition of the mechanical model of pile drivers is different from that of crane jibs.
这两台起重机需要一个特殊框架固定一对对角延伸的外舷架，而不是（一般的）从卡车框架平直从伸出。
Both cranes need a special frame to hold a pair of outriggers that extend diagonally, instead of straight out from the truck frame.
四连杆门座式起重机采用最佳优化的组合臂架系统，具有水平落差小、变幅平稳、功耗低的特点。
Four-link portal crane using the best combination of optimized boom system, with horizontal small gap, amplitude stable, low power consumption.
配备可分离标准上架，在维护和保养期间，起重机可配备其他吊具使用。
Equipped with the separable standard devices, during the protection and maintenance, crane can be used with other spreaders together.
门座式起重机分单臂架和四连杆两种类型，起重机的起升、变幅、回转和行走四大机构均采用交流变频调速，整机采用PLC控制，使用性能优越。
Portal crane sub frame and four-link arm two types, from the crane hoisting, luffing, slewing and walking four agencies ac frequency control, the machine USES PLC control, superior performance.
提出一种以臂桥架变幅系统为主要工作机构的岸边集装箱起重机。
A new-type quayside container crane with jib-bridge luffing system as the main working part is brought out.
四连杆组合臂架是门座起重机最常用的变幅机构形式之一。
The four-bar combination jib is one of the most commonly used forms of the derricking mechanism for portal cranes.
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