常見例句雙語(yǔ)例句Basically, this compressor is not in the oil cylinder, the piston ring and packing usually PTFE.這種壓縮機(jī)氣缸中基本上不含油，其活塞環(huán)和填料一般為聚四氟乙烯。blog.sina.com.cnThis kind of air compressor cylinder basically does not include any oil content in, the piston ring and packing is commonly ptfe.這種空壓機(jī)氣缸中基本上不含油，其活塞環(huán)和填料一般為聚四氟乙烯。Based on the analysis of the failure cause of piston packing ring, air valve and unit pipeline vibration, the methods to solve are proposed.本文在分析了由活塞密封環(huán)、氣閥及機(jī)組管道振動(dòng)引起壓縮機(jī)產(chǎn)生故障原因的基礎(chǔ)上，提出了相應(yīng)的解決辦法。 返回 piston packing