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calcium superphosphate
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calcium superphosphate
Encyclopedia
理学
过磷酸钙
释
calcium superphosphate
过磷酸钙
一种水溶性速效磷肥。又称普钙、过磷酸石灰。主要成分磷酸二氢钙〔Ca(H2PO4)2〕,还含有少量硫酸钙(CaSO4)和磷酸(H3PO4)。
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audio-visual education
Audio visual Education Special Course of Jinling University
audio visual interaction
audio-visual interaction
audio-visual products
audio-visual publication identification
audio-visual technology
audiovisual translation
audiovisual type publications
audiovisual work
audiphone
audit
auditability
audit archives management
audit documentation
audit engagement letter
Audit evidence
auditing
auditing law
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Auditing Office
audition
audit mechanism of operating system
auditorium
auditory area
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