精密的模配置，可实现适用于真皮，线缝外底的开槽、压花、汤金加工三大功能。
Equipped with precise molds, the machine is applicable to the channeling, embossing and gold stamping of stitching sole and genuine leather sole.
在同样条件下，外开槽泵入式密封环的开启力和液膜刚度大于内开槽泵出式密封环的开启力和液膜刚度。
The opening force and film stiffness of the "pumping in" mechanical seal are greater than those of the "pumping out" mechanical seal under the same conditions.
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