查询词典 derrick making

Can in the circular place and its sky homework, much used for open-air pack to unload and install etc. work, have a derrick and float to swim a derrick,mast derrick,wall a line derrick and the deck derrick etc.s.

可在圆形场地及其上空作业，多用于露天装卸及安装等工作，有门座起重机、浮游起重机、桅杆起重机、壁行起重机和甲板起重机等。

A type of arm derrick such as fix the type to turn round the derrick, tower type derrick, automobile derrick, tire, track derrick etc..

臂架类型起重机如固定式回转起重机、塔式起重机、汽车起重机、轮胎、履带起重机等。

This design installs the process to the road bridge in the space knothole porterage work request, design a kind of new derrick - build a bridge the Dragon gate derrick of liquid press the system, build a bridge the Dragon gate derrick to mainly be constitute by four parts, namely:Rise to rise the organization, small garage to walk organization, change direction the organization and big garages to walk organization.

本设计针对路桥架设过程中博格板的搬运工作要求，设计一种新型起重机械——架桥龙门起重机的液压系统，架桥龙门起重机主要由四个部分组成，即：起升机构、小车行走机构、转向机构和大车行走机构。

The derrick to be laid down on deck, cargo blocks, span takles, guide rollers and all moving parts of derrick of derrick to be dismantled.

吊杆放置甲板上，吊货滑车，调节跨幅复式滑车，导轮及吊货杆上所有活动部件拆开，清洁，加优质润滑脂。

Oil derrick When it has been decided where we are going to drill, we put up at the surface an oil derrick.

当确定钻孔地点后，我们就在那里竖起一个井架。

Using derrick simulation analysis 2000 system, 80/29 oil derrick model was established.

应用井架仿真2000软件系统建立了80／29采油井架模型，进而利用仿真系统对其进行静力、动力特性和稳定性分析。

Recently, with the application of finite element method in engineering mechanics, it is necessary and possible to study the welding procedure of domestic oil derrick materials, for the purpose of more appropriate procedure and to improve the welding quality and productivity of oil derrick.

近年来，随着计算机辅助设计在工程中的应用，有可能也有必要对国内井架材料的焊接工艺进行进一步的研究，制定合理的焊接工艺，提高井架焊接质量。

During the manufacture of oil derrick, such factors as welding defects, deforming and cold crack have key effect on the oil derrick quality.

在井架的制造过程中，焊接缺陷、焊接变形和焊接冷裂纹是影响井架质量的关键因素。

Those simulation analysis results can be used as scientific basis for derrick design staff to revise design and for detection staff to detect oil derrick in field.

仿真分析结果为井架设计人员修改设计方案、检测人员对在用采油井架现场检测提供科学依据。

In this paper, welding process parameters of oil derrick have been determined, and a suitable welding procedure have got by use of welding procedure qualifications. The paper pointed out the common defects in oil derrick welding, explained it, and gave preventive measures.

本课题通过焊接工艺评定，确定井架焊接的工艺参数，并指出了井架焊接中容易出现的焊接缺陷，分析了缺陷产生的原因，给出了预防措施。

We are in a good position to meet your requirements.

我们完全可以满足你方的需求。

We are all pervade d with a sense of disaster.

我们普遍有大祸降临的感觉。