短语词组短語BAR -TACK CK 打棗Unsecured bar -tack 套結不穩或松弛Missing bar -tack 漏打棗Misplaced bar -tack 套結位置不對Incorrect bar -tack width 套結濶度不對Bar -tack not of specified length 套結長度不對Bar tack problems 套結問題;繽;䴔 返回 bar tack