沉頭槽銷 grooved pins with countersunk head: 沉頭槽銷grooved pin: 槽銷; 帶槽的銷子grooved cylindrical pin: 帶槽圓柱形銷grooved guide pin: 有槽導針grooved taper pin: 帶槽錐形銷; 有槽錐形銷下載手機詞典可隨時隨地查詞查翻譯