“美国机械工业发展”的概念、定义、翻译、参考文献-科学参考

单词	美国机械工业发展
释义	美国机械工业发展 Encyclopedia 工学﹝外国机械工业﹞释 development of mechanical industry in the United States美国机械工业发展 18世纪末期，美国摆脱了英国的殖民统治，走向独立，这是美国机械工业的起点。
随便看	ground-layer adaptive optics ground level ground level event ground level event of solar cosmic ray ground line ground literal ground maintenance support for flight test ground meristem ground mobile mapping ground model ground motion ground nadir point ground navigation phase ground object reflectance spectrum curve ground object spectrum ground object spectrum characterization ground oil storage tanks ground operation and control system ground operator of unmanned aerial vehicle ground penetrating radar ground plane ground positioning orientation and aiming system ground power supply and distribution test equipment ground pressure ground pressure around openings

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。