extension line
短语词组
- extension n line 分機線
- extension and line counter specification 擴展和行計數說明
- coefficient of extension line 展線系數
- extension line for dimension 尺寸標注引出線
- extension line offset 尺寸界線偏移
- The West extension line 西延線
- restricted extension line 受限分機線
- pulse extension line 脈沖擴充線 返回 extension line