Lao Wan in Taiyuan by plane to a fellow that, displayed on the meter is 20 yuan, touched pocket, no wallet, who is only 19 yuan, but the driver undaunted, let him pay a dollar.

老万在太原坐面的去一个老乡那，计价器上显示是20元，一摸口袋，没带钱包，身上只有19块钱，可司机不依不挠，非让他再掏一块钱。

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By use of pocket DD vibration meter, both filed balancing of shafting of new unit and field balancing of unit with vibration troubles after operation for some time can be conducted.

用袖珍数显测振表可以对新安装机组进行轴系平衡，也可以对运行一段时间发生振动故障的机组进行现场平衡。

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