芭蕉河二级水电厂  bajiao river-ⅱ hydropower plant

芭蕉河二级水电站  bajiao rive-ⅱ hydropower project; bajiao river-ⅱ hydropower station; bajiao river ⅱ hydropower station

半水二水法  hemihydratedihydrat(HDH) process; hemi-dihydrate process; hemidihydrated (HDH) phosphogypsum process

半水二水工艺  hemidihydrated(HDH)phosphogypsum process

半水—二水磷酸装置  Hemi-dihydrate (HDH) phosphoric acid plant

半水-二水流程  hemihydrate and dihydrate(HDH)process

半水-二水湿法磷酸  half-hydrate-dihydrate(HDH)wet-process phosphoric acid

半水-二水湿法磷酸生产  WPA production by hemi-dihydrated process

二级配  graduation two; two gradations

二级配方  Secondary blend

二级配置  two-level distribution

二级水  Secondary water

二级水电站  second cascade hydropower station

过[氧]二碳酸二（二级丁酯）  di-sec-butyl perdicarbonate; di-sec-butyl peroxy-dicarbonate; di-sec-butyl peroxy-dicarbonate; di-sec-butyl perdicarbonate

红叶二级水电站  hongye hydropower station; Hongye Hydropower Station II

锦屏二级水电站  3he Jinping Second Class Hydropower Station; Jinping Second-cascade Hydropower Station; jinping hydropower station; Jinping Ⅱ hydropower station; Jinping-II hydropower project; jinping cascade ⅱ hydropower station; jinping second stage hydropower station; Jingping Cascade-II Hydropower Station; Jinping II hydropower station; jinping-ⅱ hydropower station; jinpingⅱ hydropower station; Jinping Cascade II Hydropower Station; jinping cascade-ⅱ hydropower station; Jinping 2nd Stage Hydraupower Station

昆江二级水电站  Song Con 2nd Cascade Hydropower Station

天生桥二级水电站  Tianshengqiao Second cascade Hydropower Station; TSQ_Ⅱ hydropower station; tianshengqiao-ⅱ hydropower station

污水二级处理  secondary treatment of sewage