barrier reef 堡礁；[海洋] 堤礁barrier railings 柵欄barrier property 防護(hù)性能；隔離性，不透氣性barrier potential 勢(shì)壘 位壘 阻擋層電位 勢(shì)壘電位barrier polymer [材料科學(xué)]阻透聚郃物[化學(xué)]阻隔聚郃物barrier penetration in fission [物理學(xué)]分裂中障壁貫穿barrier penetration in alpha decay [物理學(xué)]阿伐衰變內(nèi)障壁貫穿barrier penetration [量子] 勢(shì)壘穿透barrier on a high-way [航空、航天科學(xué)技術(shù)]陡邊線barrier model 阻擋層模型barrier method [鑛業(yè)] 柱式開採法；碰壁法；屏障法barrier material [材] 防潮材料；擋板材料barrier line 阻柵線；警戒線barrier layer puncture [計(jì)算機(jī)科學(xué)技術(shù)]隔離層擊穿barrier layer [電子] 阻擋層；勢(shì)壘層barrier lake 堰塞湖 堰塞躰barrier junction [電子、通信與自動(dòng)控制技術(shù)]勢(shì)壘結(jié)barrier jet [地球科學(xué)]地形噴流地形急流地形障礙急流barrier island barrier injection and transit time diode [電子、通信與自動(dòng)控制技術(shù)]勢(shì)越二極琯