“ball”的概念、定义、翻译、参考文献-科学参考

单词	ball
释义	ball Encyclopedia 理学球体释 ball球体一种重要的几何体。球面所围成的封闭几何体（或半圆绕其两端所决定的直径旋转而产生的几何体）称为球体，简称球。 Physics ball①球 ②滚珠，钢珠 Mathematics ball球体^†
随便看	poverty rate poverty statistics Poverty-stricken households poverty-stricken region poverty trap POVM PoW powder powder aerosols powder apparent density powder camera powder characterization powder coating powder coating methods powder compacting powder crystal powder diffraction file powder diffractometer powder dividing doses powder down powdered activated carbon powdered activated carbon treatment process powdered drink powdered rubber powder extrusion molding

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。