接触电阻增大
The contact resistance increases
以上为机器翻译结果，长、整句建议使用 人工翻译 。
试验结果表明，三种试验均造成了试验后期欧姆接触电阻增大，最后导致欧姆接触失效。
It has been shown that all three tests have caused the ohmic contact resistance to increase at the end of the tests, which leads to the failure of the contact.
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