seal spring compression ring 密封弹簧压圈
spring-compression type grease gun 弹簧挤压注脂枪
speeder spring compression 增速器弹簧压缩
spring compression adjustment 弹簧压紧调整装置
valve spring compression 气门弹簧压力
cylindroid helical-coil compression spring 圆柱螺旋压缩弹簧
helical compression spring 螺旋压缩弹簧 ; 螺旋压力弹簧
compression spring balance 压缩弹簧天平
full lift spring compression 全提升高度弹簧压缩量
Let me get another expression for the spring compression.
那就让我们用另一个表达式来表示弹簧的收缩距离。
Precision spring(compression/tension/torsion/special-shape/battery spring), USB stainless clockwork spring, copper, iron and aluminum rivet, nail claw/claw pearl, and toy axle.
精密弹簧（压簧、拉簧、扭簧、异形弹簧及电池弹簧等）、USB不锈钢伸缩发条、铜铁铝铆（窝）钉、爪钉/管珠、玩具车轴。
The company provides electronic double-digital display tension spring, compression spring, torsion spring testing device, prijector, sclerometer, and salt spray tester.
电子双数显拉簧、压簧、扭簧测试仪器、投影仪、硬度计、盐雾测试机等。
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