locking fastener

基本解釋

The button comprises a base and a fastener, wherein the fastener comprises a pressing piece and a locking piece;
該紐扣包括底座和扣件，扣件包括按件、鎖固件；
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Self-locking, self-sealing and reusable element, Permanently embedded in the threads of a fastener, Strong metal-to-metal contact and positive resistance to vibration and loosening.
自鎖，自密封，可重復使用，永久嵌入在緊固件的螺絲扣中，使得金屬和金屬的連接更加緊密，防止振動和松弛，是一款您理想的選擇材料。
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The tooth orthodontics self-locking bracket comprises a bracket body and a bracket cover, wherein the bracket body and the bracket cover are connected by a rotatable flipping-type fastener.
所述的一種牙齒正畸自鎖托槽，包括托槽體和托槽蓋，所述托槽體與托槽蓋之間為可轉動翻蓋式卡扣連接。
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