查询词典 pipe tongs

This paper is a part of research on a development drill pipe power tongs in well .

该方法对提高油井钻杆动力钳的设计效率和设计水平具有重要意义。

This paper is a part of research on a development drill pipe power tongs in well.

论文首先总揽了国内外钻杆动力钳发展的现状，并权衡了各种钻杆动力钳的设计理论和结构，结合现有生产技术，运用利用参数化设计方法进行系列产品开发，此方法缩短了产品开发周期，并可以直观设计结果，检验整体结构设计的正确性。

For seventy－ five years,Signor Seguso had stood in front of a blazing hot glassworks furnace——ten,twelve,eighteen hours a day——holding a heavy steel pipe in his hands,turning it to prevent the dollop of molten glass at the other end from drooping to one side or the other,pausing to blow into it to inflate the glass,then laying it across his workbench,still turning it with his left hand while,with a pair of tongs in his right hand,pulling,pinching,and coaxing the glass into the shape of graceful vases,bowls,and goblets.

这75年间，瑟谷梭先生每天在玻璃厂熊熊的熔炉前站上10个、12个或18个小时，两手握着铁管不停转动，以免另一头那团熔化的玻璃流向一侧，又得不时停止转动，朝着铁管吹气。然后把铁管横放在工作台上，左手还在转，右手拿着一把钳子不住地拉捏，巧妙地将玻璃弄成雅致的瓶子、碗钵和高脚杯形状。

The paper gives a overall of the current situation of the development of drill pipe power tongs in well at home and abroad at first, given the manufacture techonology.

本文运用的基于自顶向下设计思想进行参数化设计的方法，现已完成了"钻杆动力钳系列产品开发"的项目。

Power Tongs and Torque Turns Load Cells: Designed for use in power tongs or drill pipe make-up and break-out applications.

动力钳和自动旋紧管箍机的载荷压力传感器：设计用在动力钳或钻杆的组装和拆卸应用中。

When the connection is broken, unlatch tongs and unscrew the pipe using chain tongs or pipe spinner.

卸开扣后，打开大钳用链钳或旋扣器旋开扣。

In this paper,an automated tripping system for downhole pipe string was put forward,which includes the tractor hoist,the derrick,the hydraulic tongs,the movable casing elevator,the fixing spider,the vertical pipe rack and the controlling system.

提出了一种自动起下管柱作业系统，主要包括通井机、井架、液压钳、筒式吊卡、卡瓦支座、立式排管架和控制系统等，支座卡瓦为弹性体微条嵌入式结构，筒式吊卡能自动卡入和松开管柱接箍，排管架可实现管柱的立式排放，控制系统协调各部分的工作。

Drill pipe power tongs and casing power tongs manufactured by the company have been awarded as famous-brand products for China petroleum and petrochemical equipment manufacturing industry.

公司享有API7K、8A、8C会标使用权，钻杆动力钳和套管动力钳系列产品被评为&中国石油石化装备制造业名牌产品和驰名品牌产品&。

Since operators need not to directly touch the pipe tongs any more, such accidents could be avoided so as to gain obvious economic as well as social benefits.

上、卸油管丝扣是用钢丝绳悬调固定在作业井架的专用液压钳，当用液压钳上、卸上面的油管丝扣时，则需要操作人

The main products has: ZQ drill pipe power tongs series, QT Series Casing power tongs, FYZ series air-cooled hydraulic, pneumatic winch series, XYQ tubing power tongs series, ZQ-100 suspended or devices.

主要产品有：ZQ钻杆动力钳系列，QT套管动力钳系列，FYZ风冷液压系列，气动绞车系列，XYQ油管动力钳系列，ZQ-100吊升装置等。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。