... shifting banks 变迁河岸;移动沙洲 shifting bar 移动杆;流动沙洲 shifting beam carrier 舱口梁座 ...
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方法在第一磨牙带环上焊接一控根移动杆，其杆向后延伸紧贴第二磨牙牙冠颈缘上。
Methods the first molar was welded with a molar root movement controller, which extending backward and clinging to the edge of second molar dental cervix.
结论磨牙控根移动杆具有良好防止磨牙推进器推两个磨牙远移过程中的不利副移动作用，并能避免第二磨牙颊向错位。
Conclusion The molar root movement controller could prevent the side effects and avoid the second molar buccally positioned movement in the process of molar propeller moving the two molars distally.
他轻轻地松开油门杆，船开始缓缓向前移动。
He gently opened the throttle, and the ship began to ease forward.
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