Noun:

1. a projection used for strength or for attaching to another object

rimn.边；框vt.镶边vi.形成边缘

1. Every lens has a mounting flange with which it is attached to the camera body.
   每个透镜都有一个安装凸缘，依靠它才能把透镜安装到相机上。
2. The bottom flange and the diaphragms must be selected carefully to match the product.
   为与产品匹配，需仔细选择底部边缘和隔膜。
3. Tnis measure method supplies reliable data for security analysis and designing installed flange of steam turbine' s vane.
   此项技术可为汽轮机叶片安装轮缘的设计和安全性分析提供可靠依据。