CPVC高压电力管管铺管安装(install)1、CPVC高压电力管管规范定长(6米)管材配置管枕3付,管枕间距为2.0m,管枕距接头处为0.5 m。<...CPVC高压电力...
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CPVC高压电力管管铺管安装(install)1、CPVC高压电力管管规范定长(6米)管材配置管枕3付,管枕间距为2.0m,管枕距接头处为0.5 m。<...CPVC高压电力...
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