英语词汇“国难深重”的读音、翻译、释义、用法及例句-啃外文网

词汇	国难深重
释义	国难深重国难深重[guó nàn shēn zhòng]1.■serious national calamity
随便看	closed Kalman filter formulation closed legs closed level circuit closed linear operator closed linear transform closed link motion closed-loop bandwidth closed loop characteristic closed loop circuit closed-loop control circuit closed-loop feedback closed-loop regulation closed-loop servosystem closed-looptelemetry closed loop testing closed loop tracking closed-loop transfer function closed-loop transfer locus closed-loop voltage gain closed-loop zero closed magnetic circuit closed manifold closed mapping closed mix closed mortgage

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