back up ring

短语词组

短语

• back -up p ring 背位环
• ptee back -up ring 聚四氟乙烯支撑环
• interlocked back -up ring 联锁支撑环
• PTFE Back -up Ring 聚四氟乙烯档圈
• Screw Back -up Ring 螺旋衬环
• full circle metal back -up ring 全圆式金属支撑环
• BACK UP RING KIT 备份环套件;备份圆环套件
• Back -up bearing ring 支承轴承圈
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