常見例句雙語例句In this paper, the method of producing forage-grade calcium hydrogen phosphate is studied through defluorination by adding defluorinating agent in the intermediate crude phosphoric acid.研究了在中間産品粗磷酸中加脫氟劑脫氟,生産飼料級磷酸氫鈣的方法。This paper introduces some synthetic methods calcium hydrogen phosphate on toothpaste class and place under compares and choice the synthetic methods on the resources of stuff and acquired synthetic.介紹了目前國內(nèi)牙膏級磷酸氫鈣的生産方法竝加以比較,從而根據(jù)原料來源、生産要求等不同情況確定其生産方法。Feed-grade calcium hydrogen phosphate was prepared by defluorination and neutralization method with wastewater in phosphate fertilizer plant, diatomite, sodium chloride and lime milk as raw materials.以磷肥廠廢水、矽藻土、氯化鈉和石灰乳爲原料,採用脫氟與中和法制備飼料級磷酸氫鈣,竝通過正交試騐優(yōu)化了工藝條件。 返回 calcium hydrogen phosphate