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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。
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muscle region of foot jueyin
muscle region of foot shaoyang
muscle region of foot shaoyin
muscle region of foot taiyang
muscle region of foot taiyin
muscle region of foot yangming
muscle region of hand jueyin
muscle region of hand shaoyang
muscle region of hand shaoyin
muscle region of hand taiyang
muscle region of hand taiyin
muscle region of hand yangming
muscle relaxant
muscles of head
muscle spindle
muscle strength
muscle strength test
muscle stretch reflex
muscle tissue
muscle tone test
muscon
muscone
muscone; musk ketone
muscovite
muscovy duck
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