“polar keying”的概念、定义、翻译、参考文献-科学参考

单词	polar keying
释义	polar keying [`pō·lǝr `kē·iŋ] ^{COMMUNICATIONS} Telegraph signal in which circuit current flows in one direction for spacing.
随便看	McNally-Vissac dryer M-component hypergammaglobulinemia M contour McQuaid-Ehn test Md md M damage M-derived filter M-design bit M-design core barrel grade crossing graded graded bedding graded index lens graded-junction transistor graded Lie algebra graded periodicity technique graded profile graded refractive index rod lens graded stream graded topocline grade line grade of coal grader grade scale

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