lotting

The problem is known as NP hard no matter whether group sub lotting is admissible or not .

无论是对于成组加工情形还是分组情形，该问题都可以被证明是NP困难的。

A Clustering-based Lotting Method of Online Reverse Auctions

在线逆向拍卖的一个聚类分批方法

Can treat difficult objectively , virtuous tolerant improve oneself , not content with one 's lotting , principle that I conduct oneself .

能客观地对待困难，贤惠、宽容、自强、知足、是我做人的原则。

The ceremony for wagging numbers and lotting is exercised under the principles of openness , fairness and justice .

摇号抽签仪式是在公开、公平、公正的原则下进行的。

This paper introduces several methods to generate random numbers and their advantages and shortcomings , and at last realizes the application of random numbers in the field of online lotting system .

本文介绍了几种常见随机数的产生方法以及其优缺点，最后实现了在线抽签系统中的应用。