“primary breakdown”概念、定义、翻译-科学时代

单词	primary breakdown
释义	林业词汇手册 primary breakdown 原木锯解，剖料
随便看	gridiron road system gridiron road system grid layout grid leak grid-leak bias grid line grid map grid map grid map grid method grid method grid node grid of neighbouring zone grid of neighbouring zone grid pattern grid plan grid plate grid plate grid plate capacitance grid point grid point grid point grid problem grid pulse grid reference

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。