feed-hole spacing

• 导孔间距； 输纸孔间距

feed-hole spacing的用法和样例：

例句

1. The required porosities for various cases were obtained through varying the diameter of holes and spacing among the holes.
   各物理模型通过改变气膜孔径大小和孔间距得到不同的孔阵排列疏密度。
2. The spacing betweenthe mounting holes is set according to the requirements of the customers.
   安装孔间距按照客户要求而定。