low pressure sealing ring的意思|示意

From 1993, the reconstruction of low pressure cylinder sealing began to conduct. The floating ring seal are changed into steam jamming seal. The applied effect is good.

1993年开始实施低压缸密封改造，将浮环密封改造成蒸汽阻塞密封，使用效果良好。

I produced the automotive sealing ring, with good compactness, high hardness, low wear, good sealing performance, high temperature, high pressure, acid corrosion.

我公司生产的汽车用密封环，具有致密性好、硬度高、磨耗低、密封性能好、耐高温、耐高压、耐酸碱腐蚀等特点。