查询词典 derrick

Crown Block - A series of sheaves affixed in the top of the derrick used to change the direction of pull from the drawworks to the traveling block.

天车：固定在井架顶部的一系列滑轮，用于改变来自绞车并传到游动滑车的拉力方向。

Derrick: That's what I understand.

这我清楚。

The design method of loading control system of derrick car based on ADμC824BS was introduced in this paper, the hardware principle block diagram and software flowchart of the control system were presen- ted.

介绍了以ADμC82 4BS微控制器为核心的起重车载荷控制系统的设计方法，给出了系统硬件原理图和软件流程图。

The bridge type derrick big car will appear to chew track phenomenon in the movement, slight of chew a track will result in a good luck and orbit of the on the side have obvious of wear away trace, severity chew a track will result in a good luck and orbit of the on the side metals be peeling off or the round's good luck outwardly transform and even jump the track to result in graveness Human body dead and injured and equipments trouble.

桥式起重机大车在运行中会出现啃轨现象，轻微的啃轨会造成轮缘及轨道的侧面有明显的磨损痕迹，严重啃轨会造成轮缘和轨道的侧面金属剥落或轮缘向外变形，甚至脱轨造成重大人身伤亡和设备事故。

A shrill whistle rang out as a signal, a man over at the engine pulled a lever, a chain from the derrick was lowered, and the whistle rang out again.

随着一声尖锐的哨响作为信号，机器后面的人拉动手柄，起重机下的铰链徐徐降下，然后又是一声哨响。

The cantilever erection method with derrick crane provides a new way for design and construction of long-span suspension bridge with steel stiffening truss girder in the western area of China.

桥面吊机悬臂拼装方案为我国西部地区大跨钢桁加劲梁悬索桥的设计和施工提供了1种新的方法。

SWLOF DERRICK/CRANE:2X10TONS CARGO ARRANGEMENTS UNMBER OF MANIFOLDS ON EACH SIDE.......3 TYPE OF MANIFOLD.......

吊杆/克令吊的安全工作负荷：2X10吨货物装置每一边的的数量。。。。。3类型。。。。

Have all brakes and locking devices on the crane or derrick set when the occupied p ersonnel platfor m is in a stationary working position.

使用中的载人平台处于静止工作状态时，拉好所有制动和锁定装置。

Derrick crane is more flexible.

桅杆吊比较灵活。

Suitable for vertical well drilling goisting, cage channel of vertical well drilling, port load and unload derrick ,and tower crane.

适用于开设立井提升、立井罐道港口装卸起重机、建筑用塔式起重机。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。