septum coefficient

例句：

1. 1.The engineer used a special tool to measure the exact septum coefficient of the pipe.
   工程师使用特殊工具测量管道的精确节距系数。
2. 2. The researcher found that the septum coefficient had a significant impact on the performance of the machine.
   研究者发现节距系数对机器性能有显著影响。
3. 3.The manufacturer claimed that their product had the highest septum coefficient in the market.
   制造商声称他们的产品在市场上具有最高的节距系数。