The particle size of nano CaCO3 was measured by using the laser particle size analyser, and sodium hexametaphosphate (Na (PO4) 6) as dispersant.是什么意思_The particle size of nano CaCO3 was measured by using the laser particle size analyser, and sodium hexametaphosphate (Na (PO4) 6) as dispersant.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句