timber height

[ˈtɪmbə(r) haɪt]
  • timber height
  • 释义

    用材高

纠错 数据更新时间:2026-08-21 17:15:04
1、

The main results were as follows: 1. The mixed and fir plantations' DBH, tree height, individual volume, the timber volume are both present the same rule in the different slope: down slope middle slope upper slope.

主要研究结果如下:1.杉木-闽粤栲混交林与杉木纯林胸径、树高、出材量和蓄积量随坡位的不同均表现为下坡中坡上坡的变化规律。

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2、

By the experimental design of randomized blocks, the effects of different densities of cunninghamia lanceolata in middle age and different years on timber store, height of trunk, chest diameter and crown area were tested.

本文通过随机区组试验设计,研究杉木中龄林不同密度和年份对蓄积量、树高、胸径、冠幅的影响。

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3、

Supplied with adjustable height stand to accommodate different timber thicknesses.

提供可调节高度的立场,以适应不同的木材厚度.

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4、

One of major subject is to cultivate high trunk and superior timber ( main trunk height over 6.0m).

培育泡桐高干良材(主干高6.0m以上)是泡桐研究的主要课题之一。

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5、

Tending can significantly promote Platycladus orientalis stand average diameter and diameter at breast height of Long mountain plots, but no obvious influences on tree height growth, single timber product and accumulation of per unit area.

抚育对龙山试验区侧柏林平均胸径、平均冠幅的生长具有明显的促进作用,对平均树高、单株材积生长及单位面积蓄积的作用不明显。

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