在无胚乳的种子中, 胚乳是 短命 的.In exalbuminous seeds, the endosperm is short - lived.你们的结合通常深厚刺激但却很短命.This union is usually hot , heavy and short lived.也许我还会短命,压根儿做不了妈妈.But perhaps I will die before I become a mother....
This paper deals with thecalculation problem of the boundary of manipulator dextrous workspace.本文旨在解决机器人灵活工作空间边界的计算问题.Multi function design. Fit for chamfering small workspace or large work piece.为多功能设计, 可倒小零件及大型工件.It is...