“sporadic reflections”的概念、定义、翻译、参考文献-科学参考

单词	sporadic reflections
释义	sporadic reflections [spǝ`rad·ik ri`flek·shǝnz] ^{ELECTROMAGNETISM} Sharply defined reflections of substantial intensity from the sporadic E layer at frequencies greater than the critical frequency of the layer; they are variable with respect to time of occurrence, geographic location, and range of frequencies at which they are observed.
随便看	memory dump routine memory element memory expansion card memory fill memory gap memory guard memory hierarchy memory lockout register memory management memory map memory map list memory mapping memory overlay memory port memory power memory print memory printout memory protect memory protection memory-reference instruction memory register memory search routine memory-segmentation control memory sniffer memory storage

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