A hemisphere ball made from cemented carbide was employed as a reference ball and was fxedwith an insulation plate attached to the work spindle. A diamond wheel with resin bond havingelectrical conductivity was used and formed on machine. During measuring, the wheel was keptrotating and coolant was 的翻译：什么意思？中文翻译英文，英文翻译中文，怎么说？

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采用硬质合金制成半球球作为参考球，并fxedwith保温板的工作主轴。使用与树脂的债券havingelectrical导电性金刚石砂轮机上形成的。在测量过程中，车轮被keptrotating和冷却液的实际加工相同的条件下提供。