But now, there is not a standard method to estimate the aging degree of ZnO varistor.
目前在判断氧化锌压敏电阻的老化程度方面还没有标准的方法可循。
The soil compaction standard should use the compaction apparatus and construction condition al coefficient method, and the compaction degree method is not recommended.
土的压实标准仍应采用南实处击实仪及施工条件系数法，压实度法不可取；
A standard beam example is adapted to verify the proposed method. It is shown that the method is effective in diagnosing damage locations and degree.
为验证方法的正确性，采用一个标准梁算例给予验证，算例表明该方法对结构的损伤位置和损伤程度具有准确的识别能力。
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