附壁射流模型；
根据喷砂工作原理和喷枪结构特征建立了引射段的自由射流模型。
Based on sandblast working principle and structure characters of blast gun, free jet model was developed in eject sect.
根据喷砂工作原理和喷枪结构特征建立了引射段的自由射流模型。
Based on sandblast working principle and structural characters of blast gun, free jet model was developed in eject sect.
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