soluble silica meaning in Chinese

可溶硅酸
可溶性硅石

Study on the water - soluble silica detectecd with culture in water method
浸水培养法测定土壤水溶硅的研究
Methods of test for orthoboric acid boric acid , diboron trioxide boric oxide , disodium tetraborates , sodium perborates and crude sodium borates for industrial use - determination of total and alkali - soluble silica contents of crude sodium borates
工业用硼酸氧化硼四硼酸二钠高硼酸钠与粗硼酸钠的试验方法.粗硼酸钠中二氧化硅总含量和可溶于碱的二氧化硅含量的测定