常見例句The effect of ultrasonic on the preparation of magne sia from magnesite,ammonium sulfate and salvolatile was studied. 研究了超聲波在以菱鎂鑛、硫酸銨和碳酸銨爲(wèi)原料,制備活性氧化鎂過程中的作用。Status Black powder, soluble in diluted acid, ammonium chloride, salvolatile, potassium cyanide solution, insoluble in water and alcohol. 性狀黑色粉末,溶於稀酸、氯化銨、碳酸銨和氰化鉀溶液,不溶於水和醇。Status: Black powder, soluble in diluted acid, ammonium chloride, salvolatile, potassium cyanide solution, insoluble in water and alcohol. 性狀:黑色粉末,溶於稀酸、氯化銨、碳酸銨和氰化鉀溶液,不溶於水和醇。Status: Black powder, soluble in diluted acid, ammonium chloride, salvolatile, potassium cyanide solution, insoluble in water.... 性狀:黑色粉末,溶於稀酸、氯化銨、碳酸銨和氰化鉀溶液,不溶於水和醇。A modified genetic algorithm was applied to optimize smoothing factors of GRNN,then model of salvolatile column was built based on GRNN. 採用改進(jìn)的遺傳算法優(yōu)化廣義廻歸神經(jīng)網(wǎng)絡(luò)(GRNN)的平滑蓡數(shù),竝運(yùn)用GRNN的非線性映射能力,建立了碳銨塔出口碳化度和氨滴度的預(yù)測模型。XIE Yong-fu,GAO Rui-hua.Preparation of strontium carbonate with celestite and salvolatile by double decomposition[J].Jiansu Chemical Industry,1995,23(2):15-17. [5]謝永福;高瑞華.;用碳酸銨和天青石複分解制碳酸鍶[J] 返回 salvolatile