“Frahm frequency meter”的概念、定义、翻译、参考文献-科学参考

单词	Frahm frequency meter
释义	Frahm frequency meter [`främ `frē·kwǝn·sē ´mēd·ǝr] See <<vibrating-reed frequency meter>>
随便看	fire adjustment firearm fire assay fireball fire blight fireboat fire bomb fire boss firebox firebreak firebrick fire bridge fireclay fire control fire-control circuit fire-control computer fire-control grid fire-control instrument fire-control quadrant fire-control radar fire-control sonar fire-control system fire coordination fire crack firecracker

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