This method clearly shows the whole history of stress relief during PWHT and a critical heated width can be obtained.
该方法可清楚地显示整个热处理过程中的应力变化并可找到临界的加热宽度。
A series of different PWHT conditions are studied to find the critical heated width by using this method.
采用此方法可评价各种因素对局部焊后热处理的影响，并寻求最佳加热条件。
The adoption of said invented method can retain the critical size of line width, and can improve its product quality.
采用本发明可保持线宽的临界尺寸，和产品的优良率可获得改进。
The adoption of said invented method can retain the critical size of line width, and can improve its product quality.
采用本发明可保持线宽的临界尺寸，和产品的优良率可获得改进。
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