其次，从误差反传算法在预测中存在的问题入手，提出一种混合训练算法。
Secondly, the hybrid training algorithm is proposed on the base of the Error Back-propagation algorithm's disadvantage analysis in the paper.
一些好的混合训练包括蹲伏，提肩，晨练,弓步，伏地挺身，卧推，硬推，划船，拉单杠，dips等等。
Some great compound exercises include squats, deadlifts, good mornings, lunges, pushups, bench presses, military presses, rows, pullups, dips, and more.
音乐家早就知道这个诀窍，在他们的练习安排里面通常混合了音阶练习，乐曲和节奏训练。
Musicians have known this for years, and their practice sessions often include a mix of scales, musical pieces and rhythmic work.
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