The serious damage accidents induced by the out shell and ceramic bearing fracture of circulating pump in 660 MW thermal power plant have lead to great losses.
某超超临界660MW机组发生循环水泵外筒体断裂脱落、陶瓷轴承损坏的事故，造成重大损失。
The invention relates to a grinding tool for a grinding machine tool, in particular to a superfine head of a double-row tapered roller bearing outer shell.
本发明涉及一种用于磨削机床的磨削工具，具体地说是一种双列圆锥滚子轴承外套超精头。
In this paper, the plating technology and the quality checkout of plating-layer of trimetal bearing shell are discussed.
讨论了三金属轴瓦镀层的电镀技术和质量检测，试验结果表明，所研究的电镀技术能满足轴瓦产品的要求。
In this paper, the plating technology and the quality checkout of plating-layer of trimetal bearing shell are discussed.
讨论了三金属轴瓦镀层的电镀技术和质量检测，试验结果表明，所研究的电镀技术能满足轴瓦产品的要求。
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