highdutyadj.大功率的(重型的)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-impedance relay高阻抗继电器high-impedance cable高阻抗电缆High purity AlSi alloy高纯Al-Si合金high accurate weighing高准确度称重high - rise building高层建筑high speed train bogie高速转向架high gain oscilloscope高增益示波器high heat conductivity高热导率high-energy particle高能粒子high strength castings高强度铸钢