hydrogenasen.[生化]氢化酶
hydrogenn.氢
hydrogen determination apparatus氢离子测定器
hydrogenation reactor in service在役加氢反应器
hydrogenation gas chromatography氢化气相色谱(法)
hydrogenating sulfur - removal加氢脱硫
hydrogen cooled rotary converter氢冷式旋转变流机
hydrogen - containing silicone含氢硅油
hydrogen bubble dynamic template氰气泡动态模板
Hydrogenation of dimethyl c acid二甲基紫脲酸加氢反应