查询词典 crane

This thesis is based on crane dynamic theory and finite element theory, and utilized software platform of ANSYS. It realizes model analysis and transient analysis of steel rope and bridge structure. The data and conclusion offered effective method to bridge crane design. The thesis mainly includes:According to crane dynamic theory, established relevant dynamic model, and analyzed the dynamic properties of the bridge structure of the bridge crane, including the natural frequency, the model shape and the dynamic stress. A way to analyse the dynamic response of the bridge structure of the bridge crane which takes into account the dynamic properties of the steel rope pulley block has been explored successfully.

本文基于有限元理论和起重机动力学理论，以有限元分析软件ANSYS为平台，实现了计算机对钢丝绳系统和桥架的模态分析和瞬态动力学分析，得到的分析数据和结论对桥式起重机动态设计提供了有效的手段，论文主要内容包括：根据起重机动力学理论，建立了相关动力学模型，并对桥架结构进行动态性能分析(包括固有频率、振型以及动应力)的分析，探索出一种考虑钢丝绳滑轮组的动态特性在内的桥式起重机桥架结构动态应力分析的方法。

At the same time,this paper conclude that the deviation limit standard of each testing project for the box double-bridge crane,and present the new method that processing crane main girder deflection of the box double-bridge crane by straining wire rope,the new method that preventing and eliminating the box double-bridge crane running defect by wheel track circular measure.

总结出：箱形双梁桥式起重机运行缺陷各检测项目的极限偏差标准。获得了：处理箱形双梁桥式起重机主梁挠度的新方法—拉钢丝绳法；预防和消除箱形双梁桥式起重机运行缺陷的新方法—圆弧轮、轨法。

Hoisting beam of the No.1 crane was replaced with that of No.4 crane and the brake assembly of the hoisting motor was replaced with a ship's spare, which had been sustained damage in the incident of the No.1 crane ar Port of XXX, by the crew so that the No.1 crane could be continued in normal working.

为了不影响卸货，船方将No.1起重机吊钩梁与No.4的进行调换，并由船员利用船上的备件对在XXX港No.1起重机损坏案相关的起货马达刹车部件进行了更换，使No.1

A 10t-16. 5m general-purpose bridge crane which is produced by Dalian Crane Works is taken as an example. It conforms with"The Technical Regulations for General-Purpose Bridge Cranes"and all its deriations are chosen to be most unfavourable for cranes' travelling. All the effects which are due to the position of the trollay on the crane, the original skew angle of the crane and the defferent leading width are studied.

本文以大连起重机器厂生产的10吨-16.5米跨度的通用桥式吊钩起重机为例，在满足桥式起重机技术条件前提下，起重机的各种偏差取对运行最不利组合，分析计算了小车位置、桥架的初始偏斜和车轮踏面宽度等因素对分别驱动和集中驱动的桥式起重机的运行状态及侧向力的影响。

During the fabrication of big capacity and high lift crane, Crane Company is the first to use the advanced polygonal line technics-- American patent and the special machine for fabrication of polygonal line drum--national patent. The successful use of such advanced technics resolved completely the wire rope enwinding of high lift hoist. It reduced the crane weight and improved the performance of crane.

在大吨位高扬程起重机制造中，首先采用了美国专利的莱伯斯折线卷筒技术和获国家专利技术的折线卷筒加工专用机床，这些技术的成功运用，彻底解决了高扬程启闭机钢丝绳缠绕问题，减轻了起重机的重量，提高了设备性能，使用这项技术的几十个水电站起重设备均取得了良好的效果。

ICF's reputation spread with a succession of "firsts" in captive breeding programs:(1) first red-crowned crane was hatched in the western hemisphere in 1975;(2) first hooded crane was hatched in captivity in 1976;(3) Brolgas was hatched for first time in North America in 1979;(4) first captive hatching of Siberian crane was made in 1981;(5) ICF pioneered "isolation rearing" efforts to release captive cranes in the wild from 1984-85;(6) ICF hatched its first wattled crane in 1993, making it the first institution to have bred all fifteen species of cranes successfully.

首先在鹤类的饲养繁殖方面做出了巨大贡献，其中下面几个方面创造了前所未有的功绩：（1）在1975年，在西半球首先孵化了丹顶鹤；（2）在1976年，首先在人工饲养条件下孵化出了白头鹤；（3）在1979年，在北美首先孵化出澳洲鹤；（4）在1981年，首先孵化出了白鹤；（5）在1984年~1986年，首先使用"隔离饲养"方法把人工饲养的鹤释放野外；（6）在1993年， ICF 第一次自己孵化出了肉垂鹤，从而成为首家能繁殖所有15种鹤的机构。

The main products of the company includes road bridge engineering equipment such as single-beam crane, double-beam crane, gantry crane, foundery crane, bridge girder erection machine, etc.

公司主要产品有单梁起重机、双梁起重机、门式起重机、铸造起重机、架桥机等路桥工程设备及各种非标起重设备，为冶金、电力、机械、矿山、港门、石化等行业配套服务，产品远销国内外。

We all know that in nature there are many types of cranes, there is a crane, crane, red-crowned crane, black-necked cranes, etc., but there is no yellow cranes, then why the people of Wuhan to his hometown landmark since it called the Yellow Crane Tower ?

大家都知道，大自然中的鹤有很多种类，有白鹤，灰鹤，丹顶鹤，黑颈鹤等等，但是没有黄鹤，那么，武汉的老百姓为什么给自己家乡的标志性建筑起名叫黄鹤楼呢？

ICF's reputation spread with a succession of "firsts" in captive breeding programs:(1) first red-crowned crane was hatched in the western hemisphere in 1975;(2) first hooded crane was hatched in captivity in 1976;(3) Brolgas was hatched for first time in North America in 1979;(4) first captive hatching of Siberian crane was made in 1981;(5) ICF pioneered "isolation rearing" efforts to release captive cranes in the wild from 1984-85;(6) ICF hatched its first wattled crane in 1993, making it the first institution to have bred all fifteen species of cranes successfully.

首先在鹤类的饲养繁殖方面做出了巨大贡献，其中下面几个方面创造了前所未有的功绩：（1）在1975年，在西半球首先孵化了丹顶鹤；（2）在1976年，首先在人工饲养条件下孵化出了白头鹤；（3）在1979年，在北美首先孵化出澳洲鹤；（4）在1981年，首先孵化出了白鹤；（5）在1984年~1986年，首先使用&隔离饲养&方法把人工饲养的鹤释放野外；（6）在1993年， ICF 第一次自己孵化出了肉垂鹤，从而成为首家能繁殖所有15种鹤的机构。

The Principal componants analysis shows that the main gene of the red crane to habitat selection is the food, veil water and vegetation, for the white crane, food and veil are the main gene, for the white nape crane, the main gene are food ,water and vegetation, for white head crane are veil water and vegetation, however, food, veil and vegetation are the main gene for the common cranes habitat selection.

对五种鹤的主成分分析表明丹顶鹤对生境选择的主因子为食物因子、隐蔽因子、水因子和植被因子；白鹤对生境选择的主因子为食物因子和隐蔽因子；白枕鹤对生境选择的主因子为食物因子、水因子和植被因子；白头鹤对生境选择的主因子为隐蔽因子、水因子和植被因子；灰鹤对生境选择的主因子为取食适宜性因子、隐蔽因子和植被因子。

" I' d like to get some rough idea about music in the baroque ear, please."

请简要介绍一下巴罗克时期的音乐，好吗？

The results showed that the peak latency and pattern of SEPs elicited by electrical needling in LI-l1 and MP were similar. The amplitude of SEPs elicited by electrical needling in LI-l1 was higher than that of MP. There was no obvious SEPs generation when MM was electrical needling.

结果显示，电针刺激曲池穴和其邻近桡侧伸腕长肌运动点诱发性脑电波的波形和波峰时间是类似的，只是穴位的诱发性脑电波波幅较大，而电针刺激非穴位点并没有明显的诱发性脑电位。