“Johann crystal geometry”的概念、定义、翻译、参考文献-科学参考

单词	Johann crystal geometry
释义	Johann crystal geometry [`yō´hän ¦krist·ǝl jē`äm·ǝ·trē] ^{CRYSTALLOGRAPHY} The focusing shape of a diffracting crystal for x-ray dispersion used in electron-probe microanalysis; less stringent than Johannson crystal geometry.
随便看	read head read-in readiness review readiness time reading reading frame reading microscopes reading mistake reading point reading rate reading station read-in program read-only memory read-only storage read-only terminal readout readout station read-punch unit read screen readthrough read time read-while-writing read/write channel read/write check indicator read/write comb

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