The invention further relates to a method for manufacturing a sports ball.
本发明进一步涉及一种制造运动球的方法。
The method is: imagine your belly button below a bloated ball.
方法是：想象肚脐眼下面有一只逐渐膨胀的球。
Mixture through the ball milling method to make it uniform dispersion.
通过球磨混料法来解决各相的分散性问题。
The present invention relates to a leather-sewed ball and its production method.
本发明涉及一种车缝球的制造方法，属于体育用品技术领域。
The present invention relates to a leather-sewed ball and its production method.
本发明涉及一种车缝球的制造方法，属于体育用品技术领域。
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