Energy-saving design, welding stop, gas, circuit and electric automatically close.
节能设计，焊接停止，气路、电路自动关闭。
The start, stop, positive inversion and speed regulation of the welding roller frame are operated on the control platform.
焊接滚轮架的启动、停止、正反转及调速，均在控制平台上操作。
Welding type high pressure check valve is only allowing media to flow in one direction, and stop the flow direction.
焊接式高压单向阀只允许介质向一个方向流动，而且阻止方向流动。
In service pipeline non-stop transmission welding is a method to maintenance and rebuild pipeline under welding pipe of certain transmission amount, flow speed, pressure status.
在役管道不停输焊接是在一定的输量、流速、压力的状态下焊接管件，对管道进行维修、改造的一种方法。
The technology and equipment of automatic stop up hole welding with argon gas protection, scavenging welding technique and welding power supply are introduced.
介绍了氩气保护自动堵孔焊技术及其所用设备、换气焊接系统、焊接电源等。
At the same time the check and test data of sample welding and simulating practical stop up welding sample are given.
同时给出了试样焊接、模拟实样堵焊试样的检测试验数据。
Professional external processing and metal materials procurement, materials laser cutting, CNC bending, welding and other sheet metal manufacturing one-stop services.
专业对外加工并致力于金属材料采购，激光切割下料，数控折弯，焊接成型等钣金制造一站式服务。
Professional external processing and metal materials procurement, materials laser cutting, CNC bending, welding and other sheet metal manufacturing one-stop services.
专业对外加工并致力于金属材料采购，激光切割下料，数控折弯，焊接成型等钣金制造一站式服务。
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