The next question is why the glass casing surrounding an electric light might be compared to an onion.
下一个问题就是，为什么人们会将电光外的玻璃罩类比成洋葱？
Silicone rubber tube glass fiber casing, is woven E-glass fiber tube, coated with high temperature silicone rubber is made.
硅橡胶管玻璃纤维套管，是由无碱玻璃纤维编织成管后，涂以硅橡胶高温处理而成。
Use normal glass cleaner or a soft cloth to wipe down the unit casing.
使用适合的玻璃清洁剂和软布抹洗。
Bed top is nylon material pledges, bitter fleabane casing pledges for fibre glass material, deft firm, assured the safety of darling;
床顶蓬是尼龙材质，蓬框为玻璃纤维材质，轻便又牢固，保证了宝宝的安全；
Fan casing, water tank and water basin are made of glass reinforced plastic which integrates anticorrosion, lowest aging, lowest fading, smooth and bright appearance and long service life.
风机外壳、水箱、水盘等部件采用玻璃钢，具有耐腐蚀、不易老化、不易褪色、外观光洁明亮、使用寿命长等优点。
Fan casing, water tank and water basin are made of glass reinforced plastic which integrates anticorrosion, lowest aging, lowest fading, smooth and bright appearance and long service life.
风机外壳、水箱、水盘等部件采用玻璃钢，具有耐腐蚀、不易老化、不易褪色、外观光洁明亮、使用寿命长等优点。
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