“gradient joint”的概念、定义、翻译、参考文献-科学参考

单词	gradient joint
释义	gradient joint Encyclopedia 工学铁路线形释 gradient joint坡段连接铁路线路纵断面不同坡度的线段连接。上坡的坡度为正值，下坡的坡度为负值；每个坡度的线段称为坡段；相邻两坡段的连接点称为变坡点。坡段连接的主要技术要素是坡度差、坡段长度以及竖曲线半径（见竖曲线）。
随便看	automorphic graph automorphic invariant automorphic mapping automorphic number automorphic representation automorphic theory automorphic transformation -automorphism automorphism -automorphism group automorphism group automorphism group of a graph automorphism group of a ring automorphism of a block design automorphism of a field automorphism of a group automorphism of a Lie algebra automorphism of a module automorphism of an algebra automorphism of an algebraic system automorphism of an algebraic variety automorphism of a ring automorphism of a sesquilinear form automorphism of U_g(g) automorphism of Uq(g)

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