关键词:水平定向钻机;管道;回拖拉力;安装 [gap=657]Key words: horizontal directional drilling machine; pipe; back dragging force; installation
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The proposed approach was applied in the product development of horizontal directional drilling machine and its feasibility was verified.
最后给出了水平定向钻机完整产品总体设计方案的配置实例，并验证了所提方法的可行性。
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