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普通过磷酸钙
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普通过磷酸钙
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普通过磷酸钙
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普通过磷酸钙
1842年由英国人J.B.劳斯用硫酸酸化磷块岩制得的一种化合物。简称普钙或过石。是世界上最早工业生产的一种水溶性磷肥。又称过磷酸钙、过磷酸石灰。
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laser energy
laser energy meter
laser engraving
Laser engraving technology in plate making
laser enhanced ionization spectrometry
laser-enhanced ionization spectrometry
laser excitation
laser excited atomic fluorescence spectrometry
laser eyepiece
laser fiber
laser filter technology
laser fission
laser fission reaction
laser-flash method
laser flow cytometer
laser flowmeter
laser fluence
laser fragmentation
laser frequency
laser frequency comb
laser frequency conversion materials
laser frequency stability
laser frequency stabilization
laser frequency stabilization technology
laser frequency stablization principle
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