1680s, "a widening or branching out," of unknown origin, perhaps related to Old French flanche "flank, hip, side," fem. of flanc (see flank (n.)). Meaning "projecting rim, etc., used for strength or guidance" is from 1735. As a verb from 1820.
权威例句
1. Both flange and web exhibited satisfactory elongation characteristics ( i . e . 28 % ).
翼缘和腹板都有令人满意的延伸率 ( 即28% ).
2. Three structures have exhibited cracking at the ends of flange gusset plates.
已有三个结构在翼缘节点板端部出现了裂纹.
3. Small rectangular backup bars were used to fabricate the web - bottom flange connection.
在腹板与下翼缘的施焊中使用小矩形挡板.
4. These include gusset plates welded to the flange.
这些包括焊接到翼缘上的节点板.
5. An electrified wire can be strung along the outer edges of this flange.