“phonocardiograph”的概念、定义、翻译、参考文献-科学参考

单词	phonocardiograph
释义	phonocardiograph [¦fō·nō`kärd·ē·ǝ´graf] ^MEDICINE An instrument that provides a graphic record of heart murmurs and other sounds.
随便看	steady-state creep steady-state current steady-state distribution steady-state error steady-state flow steady-state model steady-state reactor steady-state theory steady-state vibration steady-state wave motion steam steam accumulator steam atomizing oil burner steam attemperation steam bending steam blow steam boiler steam bronze steam calorimeter steam capstan steam cock steam condenser steam cracking steam cure steam cycle

科学参考收录了103327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。