... helical coil-operated pressure gauge 螺旋管式压力表 helical coil spring 螺旋形盘簧,螺旋弹簧 helical coil steam generator 螺旋管式蒸汽发生器,盘管式蒸汽发生器 ...
基于10个网页-相关网页
cylindroid helical-coil torsion spring 圆柱螺旋扭转弹簧 ; 圆柱螺旋改变弹簧
cylindroid helical-coil extension spring 圆柱螺旋拉伸弹簧
cylindroid helical-coil compression spring 圆柱螺旋压缩弹簧
conoid helical-coil compression spring 圆锥螺旋改变弹簧 ; 圆锥螺旋扭转弹簧
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