使用寿命长 have long performance life
- 工件使用寿命长--2年保质期。
Long working life two years of quality warranty. - 气动系统自动润滑.产品使用寿命长.
Pneumatic system is lubricated automatically. The service life of the product is long. - 整体烧结,耐磨耐压耐腐,使用寿命长。
Sintering as a whole offers resistance against friction, pressure and corrosion, with long service life.