threaded sectors

• 螺纹

threaded sectors的用法和样例：

例句

1. Each lever has two threaded connectors for chain installation.
   每个杆都有两个螺纹连接器用于链条安装。
2. Weight shown represents the polypropylene threaded figure.
   显示的重量代表聚丙烯螺纹型号。