“counting frame”的概念、定义、翻译、参考文献-科学参考

单词	counting frame
释义	counting frame 算盘
随便看	jointing press jointing rule joint(ing) rule joint(ing) sleeve jointing stage jointing tool joint(ing) tool joint interpolated motion joint investment joint leakage joint legal relations joint leprosy jointless jointless construction jointless floor jointless flooring jointless structure joint lever joint life and last survivor pension joint life insurance joint line joint liner joint listing metal ferrule with O-ring joint locked warehouse joint-locked warehouse

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。