起重机

Keywords Dynamic fatigue reliability;Metal structure;Crack;Crane

动态疲劳可靠性；金属结构；裂纹；起重机

A section of each runway beam and monorail shall not be installed until after the crane has been installed.

只有安装了起重机以后，才能安装每一跑道梁和单轨。

Newsome's road to the finals went through "Cadillac Ed" 3-1, who came down from Maryland; Wade Crane 3-2, and Brian White 3-1 from Greenville, SC, to earn his spot in the winners' finals.

接受采访的道路决赛经历了"凯迪拉克教育署" 3月1日，谁下来，从马里兰；韦德起重机3月2日，和Brian白3月1日由Greenville ，资深大律师，赚取他的现场，在优胜者决赛。

Based on quadratic optimal control of the crane placed source open-loop method of research, this is very creative.

基于二次型最优控制的起重机开环消摆方法的研究，这是很有创意的。

In order to made up the present imperfection in unit velocity modulation and logical control of domestic cableway, this parer proposes a new project for the electricity control system of Zhougongzhai cableway. This project adopts a full digital current changer and PLC, with optical fibre instead of multi-line cable.

为了弥补目前国内缆机在机组调速和逻辑控制方面存在的一些缺憾，本文对周公宅缆索起重机的电气控制系统项目提出了一种新的方案，该项目采用了全数字直流变流器加 PLC 的技术，并采用光纤代替多芯电缆。

Not only does it has large lifting capacity,moment and height,but also good perching ability at low speed.

塔式起重机的起重力矩、起重量和起升高度都相当大，同时还有良好的低速就位性能。

The crane loads vary from time to time, so it is a periodic operational machine.

起重机受的载荷是变化的，它是一种间歇动作的机械。

Main Contents and Investment Scale: The construction project focuses on producing ship matching products including auxiliary project for the power station: marine diesel engine and marine generator; Auxiliary parts and equipment for cabins: marine gear box and electronical controlling device; pumps and valves: hydraulic rubber tubes, hydraulic oil cylinders, various valves, various pneumatic actuators, electric actuators, magnet valves, pressure regulators and electric appliance localizers etc.; marine electric appliance: marine APT series of pilot lamp buttons, GMC series of LG low-voltage electric appliances, voltage regulators, marine power distribution boxes, deck machinery: marine crane, electric hydraulic reamers, anchors, various hoists, marine materials: marine stainless steel pipes, marine watertight doors, portholes, rectangular windows, hatch covers, spring dragging hooks, coarse water screens, marine steel plates, marine communication navigators etc..

项目名称：船舶配套。2、项目主要内容及投资规模：建设项目以船舶配套产品为主，包括主机电站类的船用柴油机、船用发电机；机仓辅机类的船用齿轮箱、电子控制装置；泵、阀件类的液压胶管、液压油缸、各种阀门、各种气动执行器、电动执行器、电磁阀、调压阀、电器定位器等多种阀门配件、各种船用泵类；船用电器类的船用 APT 系列指示灯按钮、 GMC 系列 LG 低压电器、电力稳压装置、船用配电箱；甲板机械类的船用起重机、电动液压绞车、锚机、各种吊机等；舾装材料类的船用不锈钢管、船用水密门、舷窗、矩形窗、舱口盖、弹簧拖钩、粗水滤、船用钢板；船用通讯导航类设备等。

The main series of product as fellows: DaiFeng brand hydraulic pipelayer(DGY10-DGY100), QUY12、QUY16 tracked crane, GPY300 hydraulic backfiller, GYD80 pipeline mobile power station and WLY80 hydraulic wheeled excavator.

主要产品有："岱峰"牌DGY10－100型全液压履带吊管机、QUY12、QUY16型履带式起重机、GPY300型管道回填机、GYD80型管道移动电站和WLY80型轮式挖掘机。

In the lane the planer saw a planet airplane under the crane.

在巷道里，刨工瞥见了起重机下的行星飞机。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷