轴承最后的英文后缀代表什么意思?比如说 natr25zz,nj2209m,
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![轴承最后的英文后缀代表什么意思?比如说 natr25zz,nj2209m,](/uploads/image/z/2478413-29-3.jpg?t=%E8%BD%B4%E6%89%BF%E6%9C%80%E5%90%8E%E7%9A%84%E8%8B%B1%E6%96%87%E5%90%8E%E7%BC%80%E4%BB%A3%E8%A1%A8%E4%BB%80%E4%B9%88%E6%84%8F%E6%80%9D%3F%E6%AF%94%E5%A6%82%E8%AF%B4+natr25zz%2Cnj2209m%2C)
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