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1·The great part among faults was serious wear of graphite bearing, or even cracked.

其中大部分故障是石墨轴承磨损严重，甚至开裂。

2·This research dealt with the axial thrust and the wearability of graphite bearing of a vertical canned motor pump, which are the two critical problems about the pump's working life.

对影响立式屏蔽泵使用寿命的两个关键问题——泵的轴向力和石墨轴承的耐磨性进行了研究。

3·The application of bearing with inserted graphite to large metallurgical crane.

镶嵌石墨轴承在大型冶金起重机上的应用。

4·The results showed that fluorine-bearing acids are good deashiag agent of coal and graphite and can effectively leach out almost all mineral components in coal and graphite.

结果表明，含氟酸是良好的煤和石墨的脱灰剂，能有效地脱除煤和石墨中的各种矿物质组分。