round arc point mesh gear

例句：

1. 1. The round arc pointmesh gear is used in the manufacturing processto ensure precision and efficiency.
   这种圆弧点网格齿轮在制造过程中用于确保精度和效率。
2. 2. The engineer designed a new roundarc point mesh gear that can withstand high pressure.
   这位工程师设计了一种新型的圆弧点网格齿轮，能够承受高压。
3. 3. The round arc point mesh gearwas installed on the machine, which greatlyimproved its performance.
   这种圆弧点网格齿轮被安装在机器上，极大地提高了其性能。