“现时性能评级”的概念、定义、翻译、参考文献-科学参考

单词	现时性能评级
释义	现时性能评级 present performance rating (P.P.R.)
随便看	power dividing power-dividing septum power down stand-by power-drag scraper power drain power drill power drive power-drive power-driven powerdriven power driven power-driven grader power-driven irrigation and drainage equipment power-driven pump power-driven reciprocating harrow power-driven screw-jack set power driven shears power-driven shears power-driven system power (driven) threshe power-driven tool power-driven wheel power driver power driver circuit power drive shaft

科学参考收录了1248194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。