“起重机伸臂长度”的概念、定义、翻译、参考文献-科学参考

单词	起重机伸臂长度
释义	起重机伸臂长度 boom reach
随便看	negative frequency negative frequency component negative friction negative friction pile negative function negative g negative geotropism negative ghost negative ghost image negative glow negative-glow lamp negative glow lamp negative glow region negative-going negative going edge negative going pulse negative-going reflected pulse negative going sawtooth wave negative-going signal negative goodwill negative gradient negative gravity negative grid bias negative-grid generator negative-grid oscillator

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。