Objective: to investigate the therapeutic effect of low-frequency ultrasonic transdermal drug delivery machine on severe frostbite of rabbit foot and to provide basis for clinical use of them.

目的：研究低频超声药物渗透治疗仪在治疗兔足重度冻伤中的作用，为其临床应用提供依据。

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Two years ago Buckeridge took delivery of a fully automated brickmaking machine from Germany.

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All the rage at the 2013 Consumer Electronics Show, Machine-to-Machine (M2M) connections now cover much more than just smart energy delivery and smart cars.

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