【词语】：扣环【注音】：kòu huán ㄎㄡˋ ㄏㄨㄢˊ【英文释义】：jump ring【中文释义】：卡簧，一种金属丝环，末端相交处不焊接，用于联接珠宝，也做捆扎钢丝的接扣。【双语例句】：1.平行阀座闸阀由两个可互换弹簧负载阀瓣，一个全导向阀瓣托架和扣环销钉构成。The parallel seat gate assembly consists of two interchangeable spring loaded discs , a fully guided disc carrier , and retaining pins .2.压力密封结构–由垫圈，止推环和简易的分段扣环构成，确保最大限度的阀帽密封。Pressure Seal Design – consists of a gasket , thrust ring and uncomplicated segmented retaining rings to ensure maximum bonnet seal .3.压力密封–结构简单，分段扣环，镀银低碳钢垫圈，有助于拆卸和最大限度的阀帽密封。Pressure Seal – uncomplicated design has segmented retaining ring and mild steel silver plated gasket to aid disassembly and provide maximum bonnet seal .
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