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磷酸铵类肥料
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磷酸铵类肥料
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复合肥料
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ammonium phosphate fertilizers
磷酸铵类肥料
磷酸(包括多磷酸)与氨经中和反应并加工制成的氮、磷复合肥料。是一类产量大的化肥。适用于所有的土壤和作物,有效成分浓度高,不易吸湿结块。磷酸铵还可用于织物和纤维的阻燃剂、发酵工业中的培养液、食品添加剂和饲料添加剂、印染业的酸化剂和消防用的干粉灭火剂配料等。
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unloading machine
unloading wave
unlock
unlocking
unlocking mark left by the original key
unlubricated
unlubricated friction
Unlucky Uncle Lucky in Love
unmagnetized
unmagnetized plasma
unmanned aerial vehicle
unmanned aerial vehicle autonomous control
unmanned aerial vehicle command and control system
unmanned aerial vehicle communication
unmanned aerial vehicle coordinated formation control
unmanned aerial vehicle flight
unmanned aerial vehicle flight test
unmanned aerial vehicle logistics
unmanned aerial vehicle ocean observation system
unmanned aerial vehicle remote sensing
unmanned aerial vehicle sense and avoid
unmanned aerial vehicles photography
unmanned aircraft
unmanned aircraft system integrated simulation
unmanned combat system
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