Dynamic property of small deformation of thin walled elliptical bar under pressure was studied.
讨论受内压椭圆封闭薄壁截面杆的小变形动力学性质。
Gear final heat treatment using the parts deformation small tooth surface quenching;
齿轮的最终热处理采用使零件变形较小的齿面高频淬火；
Small fracture or permanent deformation that still permits internal packaging to maintain product position.
内衬包装即使有小破损或断裂，仍能有效的支撑产品于原设计位置。
Small fracture or permanent deformation that still permits internal packaging to maintain product position.
内衬包装即使有小破损或断裂，仍能有效的支撑产品于原设计位置。
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