液压夹具可防止贡多拉停靠时轮子的臂部移动，移除这个液压夹具可以让轮子转动起来。
A hydraulic clamp, which prevents the arms of the wheel moving while the gondola is docked, is removed, allowing the wheel to turn.
合理确定齿轮泵的工作转速，使齿轮与轴的转动避开啮合共振频率，可以防止噪声加剧。
Rationally define the work gear pump speed, gear and the axis of rotation to avoid engaging resonance frequency, can prevent noise intensified.
为了防止温度过高，转动房子的发动机每工作20分钟就自动停机半小时。旋转间歇，房客可以在屋顶露台上歇息(见图)。
The motor stops automatically for half an hour after 20 minutes of rotating the room, to avoid overheating. Between spins, guests can relax on the rooftop patio (see photo).
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