“principal value”的概念、定义、翻译、参考文献-科学参考

单词	principal value
释义	principal value [`prin·sǝ·pǝl `val·yü] ^MATHEMATICS 1. The numerically smallest value of the arc sine, arc cosine, or arc tangent of a number, the positive value being chosen when there are values that are numerically equal but opposite in sign. 2. See <<Cauchy principal value>>
随便看	strain energy strainer strain figure strain foil strain gage strain-gage accelerometer strain-gage bridge strain hardening straining beam straining piece strain insulator strain propagation strain rate strain relief method strain restoration method strain rosette strain seismograph strain seismometer strain shadow strain-slip strain-slip cleavage strain tensor strait strake strand

科学参考收录了103327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。