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Objective: To produce a safe and effective venipuncture paint.
目的：制备安全有效的静脉穿刺涂剂。
youdao
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Objective To investigate the methods of holding needle in venipuncture.
目的探讨静脉穿刺的持针方法。
youdao
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Objective To investigate the methods of holding needle in venipuncture.
目的探讨静脉穿刺的持针方法。
youdao