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压焓图中临界点K和x=0、x=1两条线将区域分为三部分，请说明各区代表的意义。
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皮皮学刷刷变学霸
举一反三
【单选题】Excuse me, but can you tell me what UN in your papers ________?
A.
stands up
B.
stands for
C.
stands out
D.
stands up for
【简答题】A．It stands for loyalty. B．It stands for disloyalty. C．It stands for uprightness. D．It stands for integrity.
【单选题】Do you agree that the American flag ________ freedom and justice? [ ]
A.
stands for
B.
stands out
C.
stands up
D.
stands by
【简答题】A．R stands for loyalty. B．It stands for disloyalty. C．R stands for uprightness. D．It stands for integrity.
【简答题】较长保质期奶(ESL奶)：(名词解释)
【简答题】C New at ESL go.com Learning ESL Teaching ESL July 19, 2006—I mised our 3-year anniversary(周年纪念日) by a few days, but it’s here: ESL go.com has a button to click. At the top-left of this page click...
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