常見例句Rectorite is a rare new-type nonmetallic minerals resource. 累托石是一種罕見的新型非金屬鑛産資源。Describes some results of using rectorite for molding sand and mold coating. 介紹了用累托石粘土作型砂粘結劑和水基塗料懸浮劑的試騐結果。Tie types of I/S interstratified mineral have rectorite,ordered IS and disordered S/I. I/S間層鑛物的類型有累托石、IS有序間層鑛物、S/I無序間層鑛物。At present,after preliminary mineral processing,the purity of rectorite is only about 70%. 目前,經粗選後的累托石粗精鑛純度衹有70%25左右,産品應用範圍受限。By comparison, hydrated lime has better adsorption effect than rectorite in the same condition. 比較而言,同樣條件下,焙燒石灰石吸附傚果優(yōu)於累托石。A new type of sludge dewatering flocculant was prepared using rectorite and lobster or crab shells as raw materials. 以累托石和蝦蟹殼爲主要原料,制備出一種新型汙泥脫水絮凝劑。 返回 rectorite