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收敛-扩张喷管
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收敛-扩张喷管
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convergentdivergent nozzle
收敛-扩张喷管
横截面沿轴向先收缩后扩张的尾喷管,是用于超声速飞机发动机的一种常见的尾喷管类型。简称收-扩喷管。
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perfect rectangle
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perfect Room square
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perfect secrecy
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perfect tetrahedron
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perflectometer
perfluorinated ion exchange membrane for electrolysis
perfluorinated organic compound
perfluoroalkane
perfluorobutene
perfluorocarbon
perfluorokerosene
perfluorooctane sulfonate
perfluorooctane sulfonate (PFOS)
perfluorooctane sulfonate,PFOS
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