目的：观察耳穴压丸结合逐步递减烟量法戒烟的临床疗效。
Objective :To observe the clinical effect of ear seeds on quitting smoking, combined with reducing the quantity of tobacco gradually.
该算法赋予每项评分一个按时间逐步递减的权重，利用加权后的评分寻找目标用户的最近邻居。
The rating is given a weight by a gradual time decrease which is weighted to search the nearest neighbor of the target user.
研究结果表明：泡沫加入量增加，泡沫混凝土砌块的干密度逐步减小，抗折和抗压强度递减。
The results show that the dry density, bending strength and compressive strength of foam concrete block decreased with the increasing of the amount of foam.
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