framework oil seal造句

Sealing and fitting of new type hub framework oil seal
新型前轮毂外骨架油封的密封与安装工艺
The framework oil seal produced by the factory has won " super quality product " prize by the ministry and has been exported to australia etc . strong technical force , advanced complete measure equipments , the factory possesses all types of uptodate die process equipments
是生产橡胶密封制品的专业厂家，产品主要用于汽车工业，动力机械，家用电器等密封配件。本厂生产的骨架油封荣获部优产品，出口澳大利亚等国。该厂技术力量雄厚，工艺检测设备先进全。
It's difficult to find framework oil seal in a sentence. 用framework oil seal造句挺难的