butterfly nut
常见例句
- Screw rings, rings nut. Butterfly nut. Butterfly screws.
吊环，机螺钉；铅封，蝶母。 - Hsieh Yu butterfly valve is designed for installation with square screw, nut and washer.
蝶阀安装设计是使用方形螺丝，螺母及华司所组成。
kongf.com - The mother of nylon lock, metal lock master, K cap, hex nut, cap-shaped, butterfly hats and all kinds of washers, retaining rings, pins and so on.
尼龙锁紧母、金属锁紧母、K帽、六角螺母、盖帽形、蝶形帽及各式垫圈、挡圈、销类等。 返回 butterfly nut