spring supported thrust bearing的意思|示意
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弹簧支承止推轴承
spring supported thrust bearing的网络常见释义
弹簧支承式推力轴承 ... spring seat bearing adjusting nut 弹簧座轴承调整螺母 spring bearing 弹簧轴承 spring supported thrust bearing 弹簧支承式推力轴承 ...