คำศัพท์ภาษาอังกฤษ (english) A “tool” or reinforcing part, which presses against the outer surface of an extrusion die, supporting it against the pressure of the extruding metal. The backer has an opening larger than the die aperture, allowing the extruded product to emerge without marring its soft surface.
ดูเนื้อหาของทั้ง 2 คำ ตามด้านล่าง
ภาษาไทย
(english) A “tool” or reinforcing part, which presses against the outer surface of an extrusion die, supporting it against the pressure of the extruding metal. The backer has an opening larger than the die aperture, allowing the extruded product to emerge without marring its soft surface.
คำศัพท์ช่างภาษาอังกฤษ - ไทยที่คล้ายกัน
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