查询词典 hoisting

Close discharge valve, the need to open and close with the Coma Berenices two pieces formed between the sealing suce sealing certain specific pressure, while also overcoming the stem and the packing between the stem and the nut thread between the stem end Department and other friction parts bearing friction, and must exert a certain degree of closing force and closing moments, PUMP CONTROL VALVE EN700X the valve in the open and close the process, the required hoisting hoisting force and torque is the change, Its maximum is in the closed or open end of the initial transient instantaneous.

关闭放料阀门时，需要使启闭件与发座两密封面间形成一定的密封比压，同时还要克服阀杆与填料之间、阀杆与螺母的螺纹之间、阀杆端部支承处及其他磨擦部位的摩擦力，因而必须施加一定的关闭力和关闭力矩，阀门在启闭过程中，所需要的启闭力和启闭力矩是变化的，其最大值是在关闭的最终瞬时或开启的最初瞬时。

Hoisting: Before using the planetary hoisting system, the friction cone clutch needs to be disengaged.

提升：使用行星轮提升系统时，应先脱离摩擦锥离合器，当升降手柄闸紧提升盘时，转筒正转，缠绕钢丝绳，达到提升的目的。

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

Strengthens crashes object attack security measure to the high place each kind of scaffold to build supposes must be sturdy, Gao Deng and the ladder establishment must be stable, the scaffold when lays down should conform to safe request the work high above the ground springboard, the parapet and the safety equipment not integrity, the constructor must grip the safety belt, and reliably hangs in the reliable structure, the safety belt must carry on the inspection before the use, after confirmed perfect only then uses the strict surveillance to enter the job location personnel, must correctly match wears the safety helmet, the job location channel, the building access, should build supposes covers the head awning time the hoisting component and the material, The hoisting mechanisms must be reliable, under the lazy arm strictly prohibits the station person

各种脚手架的搭设必须牢靠，高凳和梯子的设置必须稳固，脚手架的铺设应符合安全要求。（2）高空作业跳板、栏杆和安全设施不完整时，施工人员必须扎好安全带，并可靠地挂在牢固的结构上，安全带在使用前必须进行检查，确认完好无损后方可使用。（3）严格监督进入施工现场人员，必须正确配戴安全帽，施工现场的通道、建筑物出入口，应搭设护头棚。（4）吊装构件和材料时，吊具必须牢固，吊臂下严禁站人。

Main Applications: Various equipment for hoisting, derricking, lifting, towing, port load and unload, blast furnace hoisting and oil well drilling.

主要用途：各种起重、提升和牵引设备、港口装卸、高炉卷扬、石油钻井、金属芯绳适用于冲击负荷，受热和受挤压条件下。

Taking a parallel boom structure with dual hoisting points as an example, a calculation method for its loading in hoisting plane under deadweight is analyzed with two modeling modes of multiple span continuous outreaching beam and combined structure.

以双吊点水平式吊臂结构为例，用多跨连续外伸梁和组合结构两种建模方式，分析了其在自重荷载作用下起升平面内受力计算的方法。

Through setting independent monitoring and control unit of traveling, hoisting traveling and speed setting are guaranteed accurately. Through optimized control of speed, damage is reduced for hoisting rope by impact of driving current. Through continual and fixed-point monitoring and control for speed, high reliability of speed protection is realized. Through control of optimizing loading and unloading process, overwinding accident caused by wrong loading fault is prevented.

通过设立独立的行程监控单元，确保提升行程和速度给定准确无误；通过速度的优化控制，减轻驱动电流冲击对提升绳的损伤；通过连续和定点相结合的速度监控，实现速度保护的高可靠性；通过优化装卸载工艺控制，预防错误装载故障导致的过卷事故。

Owing to the limit of crane hoisting capacity, positional interference between balance beam and crane arm will happen under certain conditions during hoisting the petrochemical equipment with large length and big diameter, so that the operation has to being stopped.

在大长度、大直径石化设备的吊装中，受吊车吊装能力的限制，平衡梁与吊车臂杆在某些情况下发生位置干扰，使吊装工作无法进行。

According to the process requirement of global erection on site for upper structure of bridge grab bucket ship unloader ,this paper introduces a kind of computer-controlled globally hydraulic hoisting technique and its key controlling points in the hoisting process.

结合桥式抓斗卸船机上部结构现场整体提升吊装的工艺要求，提出了一种计算机控制液压整体提升的工艺，并介绍提升过程关键控制点。

The hoisting and slewing mechanisms of QTZ125 tower crane use wire-winding electric motors, and steady hoisting and slewing can be realized, Besides, it can provide high speed for light load and low speed for heavy load, working efficiently with little noise.

QTZ315塔机起升机构及回转机构均采用绕线电机，起升、回转平稳，可实现轻载高速，重载低速，工作效率高，噪音低等优点。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了