短語(yǔ)詞組短語(yǔ)transport economic benefit evaluation 運(yùn)輸經(jīng)濟(jì)效益的評(píng)價(jià)economic benefit evaluation model 經(jīng)濟(jì)效益評(píng)價(jià)模型economic benefit evaluation index 經(jīng)濟(jì)效益評(píng)價(jià)指標(biāo)the national economic benefit evaluation 國(guó)民經(jīng)濟(jì)效益評(píng)價(jià) 返回 economic benefit evaluation