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答:盐酸金霉素的水溶液,pH是2.3～3.3,呈强酸性,直接注入静脉容易造成局部血管的严重刺激,故
A: Aqueous chlortetracycline hydrochloride solution, pH is 2.3 to 3.3, was strongly acidic, directly into the vein is likely to cause serious local blood vessels, so the