“time and frequency measurement instruments”的概念、定义、翻译、参考文献-科学参考

单词	time and frequency measurement instruments
释义	time and frequency measurement instruments Encyclopedia 工学时间与频率测量仪释 time and frequency measurement instruments时间与频率测量仪用于测量时间间隔和频率参数的仪器。
随便看	dihedral angle statistics dihedral cohomology dihedral group dihedral homology dihedral prime dihedral scattering dihedron dihexagonal dihexahedron dihomology dihomology group Dihua city dihuang decoction dihybrid dihydrate dihydride catalyst dihydro-2,5-furandione dihydroborate dihydrochalcone dihydroflavone dihydroflavonol dihydrofolate synthetase dihydrogen bond dihydroimidazole dihydroisoflavone

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