大家在查： CDC6600 Yaffo 达卢佩一 Netaglinide CrayJaguar 任克雷国思朱莉娅·斯 Granholm 尔斯沃塞

10%-20%，2009

For the past few years , China has contributed 10-20 percent to world economic growth . Its contribution in 2009 was 50 percent.