本文采用导向联系三角形观测方法，导出了矿井定向角度的误差计算公式。
This paper educed the error calculation formula of the mine directional Angle by using the method of guidance relation connected with the triangle observation.
新型织针休止横机是对普通手摇针织横机上的导向三角及压条改造而制成的。
The flat knitting machine with inactive needles here introduced is a modification of traditional manual flat knitting machine, on which the guide CAM and pressing plate are reformed.
横向行走机架的四个角位置均设有液压缸、导向机构和拉升机构。
Hydraulic cylinders, guide mechanisms and lifting mechanisms are arranged at all the four corners of the transverse walk device.
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