英语词汇“positive externalities”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	positive externalities
释义	positive externalities [网络] 正外部性；正的外部性；正外部效应
随便看	electron beam refining electron-beam refining electron-beam regulator electron beam remelting electron beam resist electron-beam resist electron beams electron-beams electron beam scanned dynamic scattering display electron-beam scanner electron beam scanner electron beam scanning electron-beam scanning system electron beam scanning system electron-beam semiconductor amplifier electron beam semiconductor amplifier electron beam semiconductor device electron beam-semiconductor device electron beam single crystal furnace electron-beam sintering electron beam slicing electron-beam smelting electron-beam source electron-beam sterilization electron beam surface alloying 石城汤池石室金匮石室金鐀石尤风石心木肠石沉大海石泐海枯石火光阴石火电光石火风灯べっどべっどいんべっどしーんべっどたうんべっどめいきんぐべっどるーむべっぱべっぱ【別派】べっぴょうべっぴょう【別表】