Electrovalency, the fetters and handcuffs that urine report develops.電價(jià), 小水電發(fā)展的桎梏.Current, our country active electrovalency is by electrovalency sort and valuation means two parts are comprised.目前, 我國現(xiàn)行電價(jià)是由電價(jià)種類和計(jì)價(jià)方式兩部分組...