The open angle indicating device should display the open state of the valve gate exactly.
开度指示机构应准确地显示阀门的开启状态。
Besides, it is equipped with a pedal-positioning device and a pedal position indicating device.
并具有踏板定位装置和踏板位置指示装置。
Data indicating method, reproducing device, recording device.
数据显示方法，再现装置，记录装置。
Data indicating method, reproducing device, recording device.
数据显示方法，再现装置，记录装置。
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