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o-phthalic anhydride
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o-phthalic anhydride
Encyclopedia
工学
邻二甲苯
释
o-phthalic anhydride
邻苯二甲酸酐
邻苯二甲酸分子内脱水形成的环状酸酐。简称苯酐。具有特殊气味的白色针状晶体,密度为1.53克/厘米3,熔点130.8℃,沸点284℃,闪点152℃。难溶于冷水,易溶于热水,易溶于乙醇、乙醚、苯等多数有机溶剂。可发生水解、醇解和氨解反应,与芳烃反应可合成蒽醌衍生物。主要用于生产塑料增塑剂、醇酸树脂、染料、不饱和树脂以及某些医药和农药,广泛应用于化工、医药、电子、农业、涂料、精细化工等工业领域。
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aircraft components assembly
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aircraft control surface
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aircraft dorsal fin
aircraft drag parachute
aircraft dynamic derivative test in wind tunnel
aircraft dynamics response flight tests
aircraft dynamic strength test of structural components
aircraft electric actuation system
aircraft electrical equipment
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aircraft electric propulsionunit
aircraft electromagnetic compatibility/electromagentic environmental effects test
aircraft electromagnetic compatibility test
aircraft electromagnetic emission and susceptibility tests of equipments and subsystems
aircraft electromagnetic pulse test
aircraft electromechanical management system test
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更新时间:2026/6/16 20:25:07