high echo高波highadj.高的；高尚的；高级的；高度的；全盛的adv.高；奢侈地；音调高n.高水平；高气压；（麻醉品带来的）快感high tension coupling condenser高压耦合电容器high-energy density materials高能密度材料high-energy reflected neutron高能反射中子high-chromium stainless steel高铬不锈钢high altitude eyegrotmd disease高原眼底病High - temporature Properties耐热性High purity strontium carbonate高纯碳酸锶high-frequency plastic welder高频塑料热合机high speed fixed-wing fighter高速固定翼飞机high speed duplicate audio tape高速复制录音磁带