“超声波”的概念、定义、翻译、参考文献-科学参考

单词	超声波
释义	超声波 Encyclopedia 理学声波释 ultrasonic wave超声波频率超过人耳可听闻频率（即在2万赫以上）的声波。又称超声。 Physics 光学、声学声学 ultrasonic wave超声波频率高于20kHz的声波。＞声学＞声学基础理论＞释义 ultrasound, ultrasonics超声 supersonic wave超声波^† ultrasound wave超声波^† UW=ultrasonic wave超声波 Astronomy ultrasonic wave超声波
随便看	almost Hamiltonian structure almost homogeneous manifold almost homogeneous space almost impossible event almost inner automorphism almost integer almost integral element almost invariant almost invariant element almost invariant function almost invariant set almost isometric almost isometric operator almost isometric space almost isomorphic almost isomorphic group almost isomorphic space almost Kählerian structure almost linear system almost localized Fermi liquid almost metric almost metric space almost negative formula almost nilpotent endomorphism almost nilpotent group

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。