常見例句雙語例句Then the modification and operation to some equipment of ammonium phosphate and sulfuric acid in the company are introduced.介紹江蘇瑞和化肥有限公司磷銨、硫酸裝置中液封設備設置的改進和操作情況，可供同類生產(chǎn)裝置參考。The role of liquid sealing in chemical industry is expounded. Then the modification and operation to some equipment of ammonium phosphate and sulfuric acid in the company are introduced.論述液封在化工生產(chǎn)中的作用。介紹江蘇瑞和化肥有限公司磷銨、硫酸裝置中液封設備設置的改進和操作情況，可供同類生產(chǎn)裝置參考。Large-sized wet phosphoric acid and ammonium phosphate plants were successfully built, which has greatly promoted the development of high-concentration phosphate compound fertilizer industry in China.大型濕法磷酸和磷銨裝置的成功建設極大地促進了我國高濃度磷復肥的發(fā)展。 返回 ammonium acid phosphate