It is superior to the directed tree...
它没有对消项，这一点优于有向树法。
Using it the directed tree polynomial of a directed graph G can be found conveniently and efficiently.
应用它可以方便且有效地求出一个有向图G的有向树多项式。
A directed rooted tree refers to a directed tree which has one vertex with out-degree 0 and all the other vertices with out-degree 1.
有向根树就是只有一个顶点的出度为0，其余顶点的出度均为1的有向树。
It is a finite, labeled, directed tree in which the internal nodes are labeled by operators, and the leaf nodes represent the operands of the node operators.
这是一个有限、已标记、导向的树状结构，其中的内部节点会标示运算子，而分叶节点则代表节点运算子的运算元。
A product type hierarchy is a strict tree, whereas a category hierarchy can be a directed acyclic graph.
产品类型层次结构是一个严格的树，而类别层次结构则是一个有方向的非循环图表。
The Cephalotes atratus species of tree-nesting ant can perform directed aerial descent, according to a recent article in Integrative and Comparative Biology.
根据最近的一篇综合和比较生物学的文章发现，Cephalotesatratus种类的蚂蚁筑巢时能表演空中直线下降。
The top prize at the Cannes Film Festival in France, the Palme d'Or, has been won by The Tree of Life, directed by Terrence Malick.
本届戛纳电影节最高奖项金棕榈奖颁发给泰伦斯•马力克(Terrence Malick)编导的《生命之树》。
The paper proposes a distributed algorithm for part message delay-constrained multicast routing directed at ensuring quality of service of multicast tree.
为保证受限多播树的服务质量，提出了一种利用局部信息的时延受限多播路由算法。
Research efforts have been directed towards genetically modifying commercially important tree species to improve the delignification process.
许多研究都致力于对造纸树种进行基因改良来改进脱木质素工艺。
It is proved that the R-rotation graph of a elementary coronoid system is a multiple directed rooted tree containing at least 2 trees.
如果冠状系统是基本的，已经证明其R -旋转图至少包含2棵有向根树。
The top prize at the Cannes Film Festival in France, the Palmed'Or, has been won by The Tree of Life, directed by Terrence Malick.
本届戛纳电影节最高奖项金棕榈奖颁发给泰伦斯·马力克（Terrence Malick）编导的《生命之树》。
Afterwards, we directed the boys to a small picnic table Steve had 13 fashioned out of tree stumps.
后来，我们指引儿子们走向史蒂夫用树干做成的小野餐桌。
Afterwards, we directed the boys to a small picnic table Steve had 13 fashioned out of tree stumps.
后来，我们指引儿子们走向史蒂夫用树干做成的小野餐桌。
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