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Many existing algorithms of attribute reduction begin at constructing decision table's discernibility matrix,then convert non－empty objects' conjunctive normal form into minimal disjunctive normal form.

现有的很多约简算法都是由构造决策表的区分矩阵出发，将矩阵中非空元素的合取范式转化为极小析取范式。

Then, with a last look at the empty corner, Conradin returned to the world that he hated.

第二天早上吃早餐时，她告诉康拉丁她已经卖掉了那只鸡。

In the shed that evening Conradin looked sadly at the empty corner where his chicken had lived.

早上和晚上康拉丁都在他的上帝面前放点盐。

Just the empty flower vanish like bubbles that 幻 become of speech of words, each say that the consignation go out, imitate the magician of buddha to play in fact and only of fly the knife to let go but did not sell.

只是话言幻成的空花泡影，各说交付出去，其实只仿佛魔术家玩的飞刀放手而并没有脱手。

These results also suggest dark energy takes the form of what Einstein called the cosmological constant — a term in Einstein's theory of general relativity that represents the possibility of empty space having a density and pressure associated with it.

研究发现显示，暗能量以爱因斯坦所说的"宇宙常数"这种形式出现。宇宙常数是爱因斯坦广义相对论中的一个术语，代表的是存在拥有密度和压力的真空区的可能性。

Most importantly, it is important not to consume large amounts of alcohol on an empty stomach.

最重要的是，这是很重要的，不要消耗大量酒精对一个空洞的胃。

The products include reach stacker, empty container handler, forklift car and terminal tractor etc..

经营产品包括正面吊、叉车、空箱堆高机、集装箱牵引车等。

To verify the new approach, an open-ended empty rectangular cavity and cavity loaded with a metal cuboid are analyzed. The numerical results are in agreement with the published data and those obtained by FDTD. Good convergence behavior is observed.

为了验证理论模型的正确性，该文对某一矩形空腔及底部加载金属台阶的腔体进行了分析，计算结果与文献数据以及用时域有限差分法所得结果一致，并具有很好的收敛效果。

Constrained surface and constrained maximum empty-sphere convex polyhedron are introduced to compute triangulation in spatial regions.

1引言空间或平面区域的Delaunay三角化（DelaunayTriangula－tion）广泛应用于数据插值、有限元分析、计算机图形学以及地理信息系统等领域。

I can sweep the floor, cook the meals and empty trash.

我会扫地、做饭、空的垃圾。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。