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收缩扩张喷管
释义
收缩扩张喷管
Encyclopedia
工学
喷管
释
converging-diverging nozzle
收缩扩张喷管
横截面积沿流动方向先减小后增大的喷管。又称拉瓦尔喷管。
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prestack migration imaging
prestage
pre-staining process of chemical fiber
prestarting
prestation decision of administrative litigation
presteady state
pre-stellar body
pre-stellar cloud
pre-stellar evolution
pre-stellar matter
pre-stellar object
Prestes Column
Preston
prestore
prestrain
prestratification
prestratified
prestress
pre-stress cementing
prestressed
prestressed anchor
prestressed anchorage
prestressed concrete
prestressed concrete bridge
prestressed concrete cylinder pipe
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更新时间:2024/9/30 0:41:53