“horizontal scanning frequency”的概念、定义、翻译、参考文献-科学参考

单词	horizontal scanning frequency
释义	horizontal scanning frequency [´här·ǝ`zänt·ǝl `skan·iŋ ´frē·kwǝn·sē] ^ELECTRONICS The number of horizontal lines scanned by the electron beam in a television receiver in 1 second.
随便看	coumarin glycoside coumarone coumarone-indene resin coumatetralyl count countability axioms countable countably additive countably additive set function countably compact set countably infinite set countably subadditive countably subadditive set function count cycle countdown counter counterbalance counterbalanced truck counterbalance system counterblow hammer counterbore counter circuit counter coupling countercurrent countercurrent cascade

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。