B-tree or R-tree 寻找并发控制的程序
They can be used as street tree, overshadow tree, plant alone or agminate in gardens.
它们可以被用作街树,遮荫树,单独种植或在花园中聚集。
Smaller programs will use either the system tree or the user tree, but not both.
小型程序会使用系统树或者用户树,但是不会同时使用这两者。
The second was classification (also known as classification tree or decision tree), which can be used to create an actual branching tree to predict the output value of an unknown data point.
第二种技术是分类(即分类树或决策树),用来创建一个实际的分支树来预测某个未知数据点的输出值。
The findings suggest that things like land rights, markets or government policies can influence tree planting and protection.
VOA: special.2009.09.01
So if on each iteration of merging I'm doing eight things or more generally, N. That then begs the question, how many levels of this tree are there actually?
可见对于合并我需要迭代8次,一般情况下是N,这取决于具体问题,那么在这棵树中一共有多少层呢?
Plant expert Doug Welsh says when you prune a rosebush, crape myrtle or shade tree, first remove dead, broken or diseased parts.
VOA: special.2009.10.06
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