此配件(齿轮)适合于各种类型机械，便于装配，耐用坚固，数量充足，价格合理。

This spare parts (gear wheel) suitable for various types of machinery, easy assembly, durable, strong, the number of adequate and reasonable price.

youdao

此配件(齿轮)适合于各种类型机械，便于装配，耐用坚固，数量充足，价格合理。

This spare parts (gear wheel) suitable for various types of machinery, easy assembly, durable, strong, the number of adequate and reasonable price.

youdao