A、<img width="13" height="37" id="对象 378" src="http://admintk.100xuexi.com/UpLoadImage/2016-08-23/06b38f08-8a0b-40dd-bd3e-17ec6b2ae6d6.png" />倍
B、<img width="19" height="37" id="对象 379" src="http://admintk.100xuexi.com/UpLoadImage/2016-08-23/6575cf91-d346-4dd3-950d-19932f7b133a.png" />倍
C、<img width="20" height="37" id="对象 380" src="http://admintk.100xuexi.com/UpLoadImage/2016-08-23/eda6194a-8752-4010-aaf9-592acfb190a8.png" />倍
D、<img width="28" height="37" id="对象 381" src="http://admintk.100xuexi.com/UpLoadImage/2016-08-23/2621d935-f8da-45f3-ac84-12531370ff25.png" />倍
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