Objective To find out the effects of the lime piece positions on piece positive rate in rat trace survey in the train compartments.
目的探讨在列车车厢不同位置布粉对粉块阳性率的影响。
Please submit on piece for photo of two-inch within recent 3 months, the photo can not be same as the one on student ID card.
逕行缴交二吋半身相片乙张(最近三个月内近照,不可与学生证照片相同)。
Because the blank shape affect the quality of piece forming greatly, here the influence of blank fillet on piece forming is also analyzed, the suitable blank shape and dimension are finally gained.
由于毛坯外形对零件的成形质量影响很大,本文还分析了毛坯圆角对零件成形的影响,最终确定了合理的毛坯形状和尺寸。