LCF life could be well expressed by plastic strain energy.

低周被劳寿命可由塑性应变能表达。

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Replace the mechanical devices and settings without the written approval of LCF.

未经本公司书面批准，更改机械上装置与设定。

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Replace the mechanical devices and settings without the written approval of LCF.

未经本公司书面批准，更改机械上装置与设定。

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