Older homes may have lead pipes, but even new plumbing that's lead free can still contain lead in brass fitting or faucets or in copper pipes with soldered joints.
旧的家庭用的是铅管，但是即使是新的无铅水管装置在焊接接头的铜管件或水龙头或铜管中也含有铅。
But, no matter how simplistic this design is, you will still have to solder copper pipe joints if you want to tap into your existing hot water system.
但是，这个设计无论多么简单，你总得要焊接铜管，以便接入你现有的热水供应系统。
After being compressor start, just heard to the crude copper pipe of a joint pressure from outdoor, namely with the fastest speed, tighten thick copper pipe joints.
待压缩机启动后，刚听到将室外机粗铜管的接头处有压力冒出，即以最快的速度，拧紧粗铜管的接头。
The resistance brazing principle; the selection of brazing parameters and quality control measures are introduced for the lap joints of copper strip rotor coils within big electrical generator.
介绍了大电机紫铜带线圈斜搭接接头电阻钎焊装置工作原理、参数选择以及钎焊质量的控制。
The resistance brazing principle; the selection of brazing parameters and quality control measures are introduced for the lap joints of copper strip rotor coils within big electrical generator.
介绍了大电机紫铜带线圈斜搭接接头电阻钎焊装置工作原理、参数选择以及钎焊质量的控制。
应用推荐