The difficulties of drawing control rules are analyzed in this paper. A new method for drawing and filtering control rules by using rough sets and sets pair analysis is proposed.

文中分析了专家系统中规则抽取中存在的困难，用粗糙集理论和集对分析理论解决专家系统中规则的抽取和过滤问题，提出了一种新的规则提取方法，并给出了一个应用实例。

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The characteristics and fundamentals of ore drawing control in block caving method are described and computer-based production scheduling for this mining method is studied in the paper.

本文阐述了自然崩落法放矿的特点及其放矿管理的基本原理，探讨了应用计算机进行自然崩落法排产的基本方法。

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A horse-drawing carriage in snowfalls that cause tires stick out of control with drivers gently toddles the ground and makes a nice pattern of black and white. That's how it used to be done, because he's a myth maker.

比如一辆马车在雪地上前行，但车轮松动,使马车夫不得不在雪地里慢条斯理地行进,这样的黑白画面塑造了很好的形象,这是他以前的做法，因为他是个创造神话的人，他说。

麻省理工公开课 - 电影哲学课程节选

The battle for control of JPMorgan has been drawing an enormous amount of attention.

FORBES: Where Will The Jamie Dimon Love Fest/Witch Hunt Lead?

The Jetlev design is still in its early days, says Mr. Katz, and a friendlier, more forgiving control mechanism is certainly on the drawing boards for Jetlev 2.0.

WSJ: Jetlev R200 Jetpack: Personal Flight, Beyond Bond

"They did give an apology but as the session went on, I think they were drawing back from that and saying, look, there were events beyond our control, " John McFall, the committee chair, told me afterwards.

BBC: Martha Kearney's week