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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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hydrolysable tannins
hydrolysis
hydrolysis constant
hydrolysis degree
hydrolysis equilibrium constant
hydrolysis of plant biomass
hydrolysis of polymer
hydrolysis process of metal ion for leaching liquid of mineral material
hydrolytic degradation
hydrolytic enzyme
hydrolytic precipitation
hydrolyze cleaning furnace
hydrolyzer
hydromagnetic
hydro-magnetic bearing
hydromagnetic bubble
hydromagnetic cavity
hydromagnetic disturbance
hydromagnetic dynamo
hydromagnetic dynamo mechanism
hydromagnetic instability
hydromagnetics
hydromagnetic shock-wave
hydromagnetic wave
hydromagnetism
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