drag reduction

• 减阻

drag reduction的用法和样例：

例句

1. The MHD control of drag reduction in pipe flow is studied through DNS.
   利用直接数值模拟研究了圆管湍流减阻的电磁力控制问题。
2. And subsequently the theoretical calculation method for determining the proper location of drag reducer in ERD wells is set up.
   进而给出了优化大位移井减阻工具合理安放位置理论计算方法。