pruning词根词缀

pruning

[pru:nɪŋ]

n.修枝，剪枝，修剪;

v.修剪（树木等）( prune的现在分词 );精简某事物，除去某事物多余的部分;

英文例句/中文翻译：

1、

The 5-year study indicates that the optimal thinning treatment for 20~ 30-year-old natural birch stands is to maintain a stand density of 1 100 stems · hm-2 and the pruning intensity should not exceed 1/ 2 tree height.

5a的研究结果表明，林龄20～30a的白桦天然林最适林分密度为1100株·hm-2，修枝强度不应超过1/2树高。

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2、

Test of Jujube Tree Pruning by Pulling the 3-year-old Branch as A Unit in Arid Hillside Jujube Garden

旱坡地枣园以3年生枝为单位拉枝修剪试验

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3、

Present pruning methods can't eliminate the effect of noise data on choosing test attribute of tree node.

目前的树剪枝方法不能消除噪音数据对选择决策树测试节点属性的影响。

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