自然损耗及由人为原因或不可抗因素造成的IC零件损坏情况；

Natural wear and IC part damage caused by human reason or force majeure;

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在保证期间，如零件损坏或因制作技术的原因发生故障，可凭此证来厂免费修理或调换零件。

In the guarantee period, repairs, adjustments for defects due to workmanship and replacement of parts will be done free of charge upon presentation of this qualification card.

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在NASA的工程师对航天飞机进行飞后弯折与损坏检查时，只会更换必须更换的零件。

While NASA engineers routinely inspect each shuttle for dings and damage after each flight, they only replace equipment that really needs it.

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