81-1 Introduction 1 Circuit models(模型) The voltage source Two active(有源) models The current source The resistor Three passive无源) models The inductor The capacitor
DRAFT Technical Guidelines for Environmenta Sound Management of Wastes consisting of, containing or contaminated with the pesticides Aldrin, Chlordane, Dieldrin, Endrin, Heptachlor, Hexachlorobenzene, Mirex or Toxaphene