This paper presents a study of the edge cutting pin′s hole diameter and the relationship between the said diameter and the maximum angular error of a workpiece.

本文就削边销及其配合孔的直径与工件最大转角误差的关系进行了分析计算。

youdao

We find that the energy of scalar particles is not only depends on its mass and angular momentum, but also is related to the structure of space-time and the variations of event horizon of black hole.

得到了粒子的能量不仪与粒子的质量有关，还与黑洞的时空结构及视界的变化有关。

youdao