“hand tool”的概念、定义、翻译、参考文献-科学参考

单词	hand tool
释义	hand tool Encyclopedia 工学（切削工艺）释 hand tool手工工具区别于机器或自动化驱动工具而言的一个分类。因其驱动方式为手动，故而得名。
随便看	redundant DNA redundant-DOF mechanism redundant equation redundant hologram redundant information redundant memory redundant multi-threading redundant number redundant observation redundant prepuce redundant representation redundant syllable in rhyme tables redundant system red vanadium red variable Red vial del Tahuantinsuyo Red Volta red wheat midge red white corporal and long tail crucian carp red-white double-piece memorial red white dwarf Red Window Photographic Research Society red-winged tinamous redwood Redwood National and State Parks

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。