Main Form got hang during long running process in different thread.
主要形式在不同的线程在长期运行过程中挂起。
Cold form tapping process is an effective method to enhance fatigue strength of internal thread.
内螺纹冷挤压成形是提高内螺纹疲劳强度的有效方法。
Cold form tapping process is an effective method to enhance fatigue strength of internal thread.
内螺纹冷挤压成形是提高内螺纹疲劳强度的有效方法。
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