hydromann.液压操作器
hydron.水疗院;水力电pref.表示“水的”、“氢的”
hydro-metallurgicaladj.湿法冶金的;水治的
hydrological research水文研究
hydrodynamic constant水力系数
hydro-extract dryer脱水烘燥机
hydrodynamic coupling液力联轴节
hydropower asset loss水能资产流失
hydrophilic electrode亲水电极
hydrothermal deposits热液矿床
hydrological analysis水文分析
hydrotimetric burette水硬度滴定管