基本解释皮带张紧轮 游轮英汉例句双语例句Constriction and self tightening function of V belt pulley is demonstrated in this paper.文中详细介绍了三角带轮的构造自动张紧原理。belt tightening pulley更多例句专业释义能源科学技术皮带拉滚筒冶金工程技术皮带拉滚筒