大多数的布线和照明被安置在金属覆盖层内，同时两个圆筒形的聚光灯用于聚集光线，照射在会议桌上。
The majority of wiring and lighting were placed within a metal cover, but two cylindrical spotlights are used to focus the light on the boardroom table.
本发明涉及一种治疗近视眼的生命信息波谱治疗装置及其使用方法，该装置由组装在不锈钢圆筒形外壳内的照射头部、体部和尾部三部分组成。
This device is used for treating shortsightedness, and consists of an irradiating head, a body and a tail, all the three parts are assembled within a stainless steel tube.
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