Yet the gender pay gap is largest in higher-paying white-collar jobs.

然而，在高薪白领工作中，因性别导致的工资差距也是最大的。

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So the means cannot control leak the material, then possibly is the graphite pad or the copper collar wears (for example seal face not to be smooth seriously, gap big).

如此办法不能控制漏料，则可能是石墨垫或铜环磨损较严重(如密封端面不光滑，间隙大)。

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The mill casing is provided with a downwardly aligned cylindrical collar which may be axially adjusted to set a grinding gap between the rotor and the mill casing.

所述磨机外壳配备有向下对准的柱形轴环，所述柱形轴环可以被轴向调 整以设置所述转子与所述磨机外壳之间的研磨间隙。

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The children of Afro-Caribbean and Indian immigrants have completely closed the earnings gap with whites, in both professional and blue-collar work.

ECONOMIST: Race discrimination