用wearing parts造句子，“wearing parts”造句

High quality nylon abrasive cleaning brush set, save cost wearing parts.

The bearing, oil seal, silencer and leaf of the fan are wearing parts with limited life and should be changed periodically.

The wearing parts, such as the anti-wearing plate and the cutting ring , have a long service life up to 30000 m3 under favorable condition .

With features in strong force of cracking down, discharging material fineness, easy to operate and maintain and long life of the wearing parts.

Drilling pump valve is one of the most important wearing parts of drilling pump.