will farrel

Model Y

RMB CNY Y Y-YY="Y Y- Y= .

y=kx+byxxy .

Model Y110 Model Y3.

2011 1 .

cosx cosx -2xsinx .. :u=xy=cosuu'=2xy'=cosu'=-sinu cosx =u'y'=2x (.

Model Y Model Y .

2011 1 .

Y U+FFE5 U+00A5 SimSun Y .

wpsyWPSyyshift+6y.