单词

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knurl

英 [nɜːl] 美 [nɝl]

n. 隆起；节，瘤；硬节

双语例句

1. There are lots of advantages by cold extrusion for straight knurl nut in a single process.: 直纹滚花螺母采用冷挤压一次成形新工艺,成效显著.