JB/T8571-2008《滚动轴承密封深沟球轴承防尘、漏脂、温升性能试验规程》介绍
JB/T8571-2008《곤동축승밀봉심구구축승방진、루지、온승성능시험규정》개소
Introduction to" Rolling Bearing- Sealed Deep Groove Ball Bearing-Performame Test Rule of Dustproofing, Grease Leakage and Temperature Rise" JB/T 8571-2008
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