doc 特种设备单位许可常见问题咨询与蓄能器相连接的同步接收器(Receiver Tank)及连接两者的管道区(Pipe block)是否需要型式许可 管道区不需要型式许可。同步接受器随蓄能器取证，已取得蓄能器资格的企业可不再另取证。
基于20个网页-相关网页
gas-pipe block 气焊管夹具
eight-hole cement pipe block 孔水泥管块
polypropylene block copolymer pipe 嵌段共聚聚丙烯管
polypropylene block comolymer pipe 无规共聚聚丙烯管
Pipe washing function with adjustable washing time to avoid the pipe block effectively.
有冲洗时间可调的管路冲洗功能，可有效的避免管路堵塞。
With integrated hydraulic pipe block being specially designed, it not only makes assembling easier, but also reduces the chance of oil leak.
特别设计的集成液压管道模块不仅使组装更加方便，而且减少了漏油机会。
BP officials say the static kill is the first step in a two-part operation that involves filling the well pipe with cement to block the release of oil and natural gas.
石油公司BP负责人说，静态封杀是一项两期工程的第一步，工程将包括在油井管道中注入水泥，封堵原油和天然气的泄漏。
应用推荐