Percussive maintenance refers the use of physical concussion, a knock or a tap, in an attempt to make a malfunctioning device work instead of asking for professional help.

“敲打式维护”指设备有故障的时候，不找专门的维护人员，而是用敲打的方式让其恢复运转。

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Percussive maintenance refers the use? Of physical concussion, a knock or a tap, in an attempt to make a malfunctioning device work instead of asking for professional help.

“敲打式维护”指设备有故障的时候，不找专门的维护人员，而是用敲打的方式让其恢复运转。

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The skeletal 737 remains that had been rusting outside TAP's shop for the past seven years were hurting TAP's maintenance image, Chief Executive Nestor Koch said.

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So Mom can use the 5% for a luxury cruise, then tap the principal for condo maintenance.

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The judge then tossed out a guilty plea entered before trial by Kimberlee Chase, a TAP sales manager charged with bribing a health maintenance organization.

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