... 移树状态爬坡度(º)Gradeability in working 树木直径(mm)Tree diameter 挖树土球直径(mm)Digging soil ball diameter ...
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在树根处砍一个缺口，缺口的深度应该是树木直径的80%，其角度大约为70度。
Cut a 70-degree notch into the tree with a length of 80 percent of the trunk’s diameter.
树木直径的实际生长年龄小于树木年龄，用树木年龄作为自变量来描述直径生长会导致生长曲线出现拐点。
Description of the tree diameter growth using tree age as independent variable may thus give an inflection point of the growth curve.
定高树径测量仪是基于单片机、超声波测距、条形码识别等多种技术而开发研制的在树木确定高度情况下进行测量树木直径的一种新型测量仪器。
Trees s fixed high diameter meter is a new kind measuring instrument, which bases on many kinds of technologies such as the one-chip computer, ultrasonic and bar code discerning.
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