Start by making the upgrade recipe as usual, then rotate the item with Horizontal/Vertical input actions (WASD on keyboard by default), aim with mouse, and left click to place !
开始通过升级配方一样，然后旋转项目的水平/垂直的输入操作（键盘默认WASD），目的与鼠标，左键点击的地方！
Through the field tests, the machine reaches the aim to resolve effectively the difficult problem on direction control during horizontal drilling.
该设备经过现场试验，取得了理想的效果，有效地解决了水平螺旋钻机钻进过程中控向的难题。
Objective: The aim of this study is to evaluate the feasibility of using vertical bone-separating technique in widening the horizontal lack of alveolar ridge in implantology.
目的：探讨临床种植手术中针对牙槽脊水平宽度不足的病例应用垂直骨劈开法的治疗效果。
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