As an emerging branch of logistics, Reverse logistics has injected new vitality to the subject, and also attracted many domestic experts and scholars to study.
逆向物流作为物流学科内新兴的一个分支，为该学科注入了新的活力，也引起了国内很多专家、学者的研究兴趣。
The formula to calculate the diameter of branch pipes and ellipse girth was given when the diameter of main pipe is known or reverse to resolve, discussed calculation accuracy.
给出了由已知主管相贯线处直径确定分支管直径和椭圆周长或反向求解的计算公式，讨论了精度。
Objective To present application of a reverse fascial flap from neighboring digital with the dorsal branch of the proper digital nerve for repair thumb tip defect.
目的介绍应用带指固有神经背侧支的逆行邻指筋膜蒂皮瓣修复拇指指端缺损。
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