Knowledge of basic electrical, welding, cutting and fitting of pipes, principles of hydraulic and air operated equipment.
基础电气知识，电焊，切割，装配管道，熟悉液压和气动设备的基本原理。
All skilled welding and fitting was done by regular employees.
全部技术性的焊接和装配活都由正式工人担任。
Enhancing the quality of vehicles body welding and fitting method are the control of size indicators and the comprehensive control of all factors leading welding and fitting errors.
介绍提高汽车车身焊装质量的方法是通过控制尺寸指标和对产生焊装误差的各方面因素进行合理、综合的控制。
There are affinity among the fitting welding line position, quality, cost, production, working intensity, and the simple and reliable welding technics insures the high quality of products.
合理的焊缝布置与产品的质量、成本、生产率以及工人的劳动强度等都有密切的关系，简便可靠的焊接工艺是获得优质产品的保证。
The effects of time, temperature and welding line on press fitting should be comprehensively considered to ensure certain transmitted torque to an assembling part.
应全面考虑时间、温度和注塑件上熔合缝对压力装配的影响，确保塑料连接件能传递一定的扭矩。
Through a series of processes such as noise reduction, binary, refinement, smoothness, fitting, and calibration, the relative welding dynamic displacement field could be acquired automatically.
经降噪、二值化、细化、平整、拟合、标定等一系列处理后，即可自动生成相对动态位移场。
Welding and fitting platform is one of the key equipments of the bus body welding and fitting line.
焊合台是客车车身焊装过程中的关键设备。
The molten observation hole needle (3) is arranged on the pipe fitting body so that a welding progress can be conveniently detected, and the welding quality can be controlled.
焊接熔观察孔针(3)设置在管件本体上，方便检测焊接进程，控制焊接质量。
Our company mainly products seemless steel-pipe, ASTM, JIS, DIN, API5L, ERW and all kinds models and specifications of seemless steel-pipe, welding pipe and fitting.
公司主营无缝钢管、美标（ASTM）、日标（JIS）、德标（DIN）及API5L、ERW各种型号和规格无缝管、焊管及管件。
At present, it's widely used in the production of steel made furniture, stainless products, theft-proof door, kitchen fitting AD repair welding of wire lath.
目前广泛用于钢制家具，不锈钢制品，防盗门生产，厨房设备及钢丝网片补焊等。
The pipe fitting has the advantages of simple manufacturing process, easy control of the heating process of the pipe fitting, longer service life and good welding quality.
该类管件制造工艺过程简单，管件加热过程易于控制，具有较长的使用寿命，焊接质量好。
The present invention has rigid sealing mode sealing through interference fitting with higher reliability than welding and gluing.
它采用刚性密封方式，通过金属间的过赢配合，不同于一般的焊接和胶接，性能可靠。
The present invention has rigid sealing mode sealing through interference fitting with higher reliability than welding and gluing.
它采用刚性密封方式，通过金属间的过赢配合，不同于一般的焊接和胶接，性能可靠。
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