plus involute

例句：

1. 1. The involute gear is the most efficient way to transmit power.
   内花式齿轮是传递动力最有效的方式。
2. 2.The involute wheel is used in many industrial applications.
   内花轮在许多工业应用中都有使用。
3. 3. The involute gear has a unique design that makes it more durable and reliable.
   内花式齿轮具有独特的设计，使其更耐用和可靠。