短語詞組短語cuppy fixed dummy block 盃碗式固定擠壓墊fixed dummy block these 固定擠壓墊片tapered fixed dummy block 錐塞式固定擠壓墊fixed dummy block 固定擠壓墊movable dummy block 活動(dòng)擠壓墊fixed dummy block extrusion 固定墊片擠壓define control block dummy 定義虛擬控制塊 返回 dummy block