“ball tester”的概念、定义、翻译、参考文献-科学参考

单词	ball tester
释义	ball tester 球式硬度试验机球压式硬度试验机
随便看	cotter cotter bolt cotter(ed)joint cotterel cotter file cotter hole cottering cotter joint cotter key cotter mill cotter mill cutter cotter pin cotter pin drill cotterpinning cotter seat cotter taper file cotterway cotter with screw end Cottidae Cottiformes Cottoidei cotton cotton and artificial silk mixture cotton and linen hand-embroidered tablecloth cotton and linen printed tablecloth

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。