Substratesn.基质，基片；底层；培养基（名词substrate的复数形式）substraten.[无线电]基底；[印刷]底面；承印物；[生化]基质；被酶作用物Substrate Voltage Select衬底电位选择substrate pnp transistor基片(衬底)substrate contact region衬底接触区Substrate biasing effect衬底偏压效应substrate of respiration呼吸底物substrate transformation底物转化substrate phosphorylation底物磷酸化substrate destabilization底质去稳定作用substrate flux of biofilm生物膜底物通量substrate sludge sampling底泥采样