... treatment 处置惩罚 tree planting machine 植竖 trench digger 挖沟机 ...
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... tree planting auger 植树螺旋钻 tree planting machine 植树机 tree pointer 树指示字 ...
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the tree planting machine 植树机
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Based on the machine development, a research and analyses of auger drill bits with different kinds of drill tips and soil cut blade angles were carried out in tree planting field.
在设备研制成功的基础上，对钻孔机钻头不同钻尖、不同切土刀刃角进行了实地试验研究和分析。
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