内皱 meaning in Chinese

implexed

Abstract : in this paper , through stress analysis of region about conical and spherical parts during drawing , a calculating formula of maximum tangential compressive stess in unsupported wall region is deduced . and this is condition of causing internal wrinkle . then on the premise to guarantee not breaking workpiece , a critical calculating formula is presented
文摘:通过对球形和锥形零件在拉深过程中各部分的应力分析，得到了拉深过程中悬空区切向压应力最大值的计算公式，以此作为引发内皱的条件，在保证工件不被拉裂的前提下，建立了临界计算公式。