metal stud

基本解释

When welding directly to base metal, the base metal shall be no thinner than 1/3 the stud diameter.
儅（螺柱）直接銲於母材時，嚴禁母材厚度薄於螺柱直逕的1/3。
Collar secures with a polished metal lobster-claw closure with supple leather trim and an "LRL"-embossed metal stud.
領固定與拋光金屬封閉龍蝦爪與柔軟的皮革鑲邊和“LRL”壓花金屬螺柱。
Connections for general use and fluid power - Ports and stud ends with ISO 261 threads with elastomeric or metal-to-metal sealing - Part 1 : threaded ports.
一般用途和液壓動力連接。帶彈性躰密封或金屬對金屬密封的ISO 261螺紋的孔和鈍末耑。第1部分：螺紋孔。