地方运营商向那些通过其转接台的电话收费。
Regional carriers get paid for calls that pass through their switches.
你可以直接拨号与海外很多国家通话，也可以找国际长途台的接线员转接。
You can dial direct to many countries overseas or you can ask for the overseas operator.
工作台带动工件往返做直线运动，电机输出动力带动抛光轮旋转接触工件进行抛光，抛光轮上加固体或液体两种抛光蜡作为抛光介质。
Workbench drives workpiece for linear running to and for; polishing machine provides power to drive polishing wheel to turn and polishing wheel as the polishing media.
工作台带动工件往返做直线运动，电机输出动力带动抛光轮旋转接触工件进行抛光，抛光轮上加固体或液体两种抛光蜡作为抛光介质。
Workbench drives workpiece for linear running to and for; polishing machine provides power to drive polishing wheel to turn and polishing wheel as the polishing media.
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