high gear高速挡； 活跃的状态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-speed dynamic balance machine高速动平衡机high-precision digital thermometer高精密数字测温仪high temperature superconductor film高温超导薄膜High-speed Digital Subscriber Loop[计] 高速数字用户专用回线High temperature oxidation inhibitor高温抗氧剂high-pressure frequency conversion高压变频high squint synthetic aperture radar大斜视角SARHigh Efficient Rare Earth Perman-e高效稀土永磁电机项目high efficiency gear hobbing machine高效滚齿机high-pressure spray diaphragm wall高喷防渗墙