“up-Doppler”的概念、定义、翻译、参考文献-科学参考

单词	up-Doppler
释义	up-Doppler [`ǝp ´däp·lǝr] ^{ENGINEERING ACOUSTICS} The sonar situation wherein the target is moving toward the transducer, so the frequency of the echo is greater than the frequency of the reverberations received immediately after the end of the outgoing ping; opposite of down-Doppler.
随便看	HLA HLA complex h-line hm H mode H Monel HMPA HMXRB H network Ho hoar crystal hoarding behavior hoarfrost hoarhound hoarse hoary hob hobber hobbing hobbing machine hobbing steel hobnail hobo connection hod Hodge conjecture

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。