master sample

英 [ˈmɑːstə(r) ˈsɑːmpl]

美 [ˈmæstər ˈsæmpl]

主样本；标准样本

The medium can be paper, magnetic, electronic or optical computer disc, photograph or master sample, or a combination thereof.
媒体可以是纸张，计算机磁盘、光盘或其他电子媒体，照片或标准样品，或它们的组合。
While listening to our explanations about master and the seminar to the store owners, many customers also asked for sample booklets.
许多顾客听到我们向店主解说师父及研讨会时，也主动索取样书。
Another remarkable incident occurred when an initiate introduced master to a frame shop owner by giving him a sample booklet, and then invited him to attend the seminar.
一位同修利用样书向一位画框店老板介绍师父，并邀请对方叁加讲座时，也发生一件非凡的事。
At the same time it maintains the advantage that the decision tree algorithm does not require users to master knowledge in the field of application but only to classify unknown dates by automatically building a classifier of sample collection. A combined optimizational decision tree algorithm is proposed.
同时保持了决策树算法不要求用户掌握应用领域的知识，完全通过样本集自动构建分类器对未知数据进行分类的优点。提出了一种组合优化决策树算法。