low-permeability oilfield [能源科學(xué)技術(shù)]低滲透油田low-permeability graphite [土木建築工程]低滲透性石墨low-pass filtering [電子] 低通濾波low-pass filter [電子] 低通濾波器low-pass digital filter [電子、通信與自動控制技術(shù)]數(shù)字低通濾波器low-pass n.低通adj.低通的low-paid adj.低收入的；低工資的low-pH 低pHlow-order n.低位low-oil-content [土木建築工程]少油的low-numbered adj.號碼少的low-note [電] 低音low-noise ventilator [能源科學(xué)技術(shù)]低噪聲通風(fēng)器low-noise subway n. 安靜地鉄low-noise preamplifier [電子、通信與自動控制技術(shù)]低器聲前置放大器低噪聲前置放大器低噪音前置放大器low-noise 低噪聲low-necked adj.衣服領(lǐng)開口很低low-moor peat [地球科學(xué)]低位泥炭low-minded (adj.) low-mass particle [經(jīng)濟學(xué)]小質(zhì)量質(zhì)點