表面的原因并不复杂——大宗商品价格下跌。超级周期结束，铜价回落，矿业投资减弱，这是几乎所有资源出口国都会面临的冲击。但更深层的原因在于，秘鲁极不稳定的政治环境。
“中国一強”「レアアース」 日本の戦略に密着取材
。爱思助手下载最新版本对此有专业解读
Like the N-closest algorithm, the weight of each candidate is given by the inverse of its distance to the input colour. Because of this, both algorithms produce output of a similar quality, although the N-convex method is measurably faster. As with the last algorithm, more details can be found in the original paper[2].。safew官方版本下载是该领域的重要参考
Full Parameter Support: Because the final shortcut refinement (Step 3 above) uses A* on detailed maps within each cluster, all your specified parameters are naturally incorporated:，详情可参考safew官方版本下载
quickSortRecursive(arr, low, pivotIdx - 1); // 排序左半部分