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•什么是IMA保护?

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弱酸性药物在酸性尿中解离少,在肾小管中重吸收少,所以排泄快

A. 对
B. 错

根据要求进行UG数控编程练习,练习熟练后,将关键步骤写到答案里并上传截图。

We enjoyed beautiful ______ on the way to Shanghai .

A. scenery
B. look
C. appearance
D. color

My grandfather prefers tea ______ cola.

A. than
B. to
C. too
D. on

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