hydronal海德郎那(一种氯醛和吡啶的聚合物)hydron.水疗院；水力电pref.表示“水的”、“氢的”hydroclastic rock水成碎屑岩hydroxynaphthoaten.羟萘甲酸盐hydrocele renalis肾水囊肿hydro-aeroplane水上飞机hydrothermal wave热流体波hydrochlorinationn.氢氯化反应hydro-vac brake液压真空制动器hydrodynamic film流体动力薄膜hydrocumaric acid[医] β-苯酚丙酸hydroxyethylanime羟乙胺