“single superphosphate”的概念、定义、翻译、参考文献-科学参考

单词	single superphosphate
释义	single superphosphate Encyclopedia 工学湿法磷肥释 single superphosphate过磷酸钙用硫酸分解磷矿直接制得的磷肥。又称普通过磷酸钙，简称普钙。主要有用组分是磷酸二氢钙的水合物[Ca(H2PO4)2·H2O]和少量游离的磷酸，还含有无水硫酸钙组分（对缺硫土壤有用）。过磷酸钙含有效五氧化二磷为14%～20%（其中80%～95%溶于水），属于水溶性速效磷肥，灰色或灰白色粉料或颗粒料（由粉料造粒制成），可直接作磷肥，也可作制复合肥料的配料。
随便看	United Party United Party for National Development United Party of Communists in Haiti United Party of the Cuban Socialist Revolution United Photoplay Service United Pictorial United Press International United Provinces of the Netherlands United Provinces of the Río de la Plata United Republican Party United Seychelles Party United States-Africa Leaders Summit United States antitrust act of 1984 United States Atomic Energy Commission United States aviation United States Capitol United States Chief Information Officer Committee United States CIO University United States Code United States Department of Agriculture United States Department of Homeland Security United States employment act of 1946 United States Environmental Protection Agency United States Food and Drug Administration United States Golf Association

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