就标准套圈的选择、钢球测振分档范围和对测振值的影响因素等方面进行了较为系统的试验分析。
This paper analyzes the selection of the standard rings, classification of ball vibration and the influence on bearing vibration through test.
利用自制的球-棒疲劳试验机，研究了纳米金刚石粉对钢球接触疲劳寿命的影响。
Effects of nano diamond particles on contact fatigue life of steel ball were evaluated on a self-made ball-rod contact fatigue tester.
介绍了宣钢使用巴西M BR 精矿进行造球试验及工业试验的情况。
The laboratory test and the industrial experiment of applicating Brazilian MBR concentrates for pelletizing production was conducted.
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