Hydraid多性电解质助留剂(商品名)hydran.（希腊神话中的）九头蛇；难以根除之祸害；水螅Hydra.n.长蛇星座Hydrangea ring spot potexvirus绣球花环斑马铃薯X病毒hydrargyri chloridum corrosivum[医] 升汞, 二氯化汞, 氯化高汞hydration thermodynamics module水化热力学模型hydrargyrum praecipitatum album[医] 白降汞Hydranlic engineering equipment水利机械hydration of colloidal particles胶粒的水化酌hydrargyrum chloratum compositum白降丹hydrargyrum praecipitatum flavum黄降汞Hydrauic Supply and Checkout Unit液压供给和检查装置Hydrazine Auxiliary Rocket Engine肼辅助火箭发动机