查询词典 planar

Comment: A graph is called PLANAR if it can be drawn in a plane without any edges crossing.

说明：如果一个图可以在平面中画出，而且任意两个边都不相交，那么称这个图为"平面图"

The cube formed after cutting one part off the same planar graph in different ways of motion and its method of calculation are introduced.

介绍了同一平面图形按不同方式运动截取一部分形成的立方体的图形及计算方法。

Network analysis can be realised by means of the graph structure, and faces management is allowed by the planar characteristic of the graph: for any given oriented arc, there is only one face on the right, and one face on the left.

网络分析可以通过图的结构来实现，同时，图的平面特征允许面的操作：对于任意的有向弧，只有一个面位于它的右边，一个位于左边。

A graph is planar if it can be embedded into the plane so that its edges meet only at their ends.

如果一个图G能够嵌入到平面内，使得边仅在端点处相交，则称G是可平面图。

The planar graph 3-colorability (P3C) is one of {bf NP}-complete problem.

可平面图的可三着色性（P3C）是一个NP---完全问题。

For any planar graph G of order n ,if g ≥ 4,then e ≤ 2n — 4 and δ≤ 3

我们可以证明，如果Δ≥9和g≥4，或者Δ≥8和g≥6，那么平面图G存在均匀Δ-染色

The problem of deciding whether an arbitrary undirected planar graph $G$ is a Hamiltonian is one of six best important {bf NP}-complete problems.

判定一个任意的无向可平面图G是否是哈密顿图问题是六个重要的NP完全问题之一。

Any graph which can be redrawn in this way without crossings is called a planar graph,such graphs being of the utmost importance in the theory of graphs.

任何能够按这种方式重画为一个没有交叉线的图称为平面图，这种图在图论中极为重要。

Any graph which can be redraen in this way without crossing is called a planar graph,such graphs being of the utmost importance in the theory of graphs.

一个图如果能够按这种方式重画为一个没有交叉线的图成为平面图，这种图在图论中极端重要。

A Halin graph is a planar graph consisting of a tree with no vertex of degree two and a cycly connecting the leaves of the tree. We write .

Halin图是一个在平面上由内部点度数大於2的树及连接树的叶子的圈所组成的平面图，我们将Halin图用来表示。

The X-ray diffract was used to analyze the crystal structure of the composite. Results show that after the talc was treated with blend coupling agent, the crystal structure of talc changed, and effect Intercalation phenomenon.

通过X射线衍射分析可知，用混合偶联剂对滑石粉进行预处理后，滑石粉晶体结构发生改变，产生了插层现象，使PP／滑石粉复合材料为纳米复合材料。

An authentic Maui wedding might require the services of a 'kahu', which is a Hawaiian minister.

毛伊可能需要一个真实婚礼服务'kahu'，这是夏威夷部长。