It points out that the position of the maximum strain, stress and tension is at first group trough type roller, not at passing poion of pulley if the head drum works as pulley.
指出在头部滚筒作为驱动滚筒的布置系统中，胶带最大应变、力及张力位置不在驱动滚筒相遇点，而在过渡段第一组槽形托辊处。
The connotation of passion of loessial ground does not only rely on the inner tension of rich drum dancing sports culture, but also the unique passion rooting in the loessial ground.
陕北民族体育黄土情元素的内涵，不仅仅是由于这些丰富鼓舞体育文化的内在张力，更是由于根植于黄土地中的那种独特的黄土情。
A large copper or brass hemispherical drum with a parchment head that can be tuned by adjusting the tension.
定音鼓一种大的半球形红铜或黄铜鼓，面为羊皮纸，能通过调整拉力调音。
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