The X-ray diffraction proves that PASS is not crystal but the unformed polymer which is chelated by aluminous hydrolysate and polysilicic acid.是什么意思_The X-ray diffraction proves that PASS is not crystal but the unformed polymer which is chelated by aluminous hydrolysate and polysilicic acid.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句