“polychromatic radiation”的概念、定义、翻译、参考文献-科学参考

单词	polychromatic radiation
释义	polychromatic radiation [¦päl·i·krō`mad·ik ´rād·ē`ā·shǝn] ^{ELECTROMAGNETISM} Electromagnetic radiation that is spread over a range of frequencies.
随便看	control grid control-grid bias control-grid plate transconductance control group control head gap control hierarchy control hole control inductor control instructions control joint control key controllability controllable-pitch propeller control lead controlled aerodrome controlled airspace controlled atmosphere controlled avalanche device controlled avalanche rectifier controlled avalanche transit-time triode controlled carrier modulation controlled cooling controlled fragment controlled fusion controlled-leakage system

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