spiral groove的用法和样例：
例句
- In order to clarify our design, both the CPW-fed multi-band rectangular and oblique spiral slot antennas are designed and fabricated.
在最后，为了验证此一共面波导馈入转为方形及斜角螺旋槽线的天线设计，实际制作了一个共面波导馈入转为方形及斜角螺旋槽线的天线和理论结果相比较。 - For understanding the formational mechanism of gas-lubricated spiral groove bearings pressure fields, the numerical simulations on air film pressure fields are carried out.
摘要为了进一步了解平面螺旋槽气体止推轴承压力场的形成机理，对该种轴承的压力场进行了数值模拟研究。
