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居室内设置台灯,大多用于写字台、床头柜和矮组合柜。学生用哪种台灯好_台灯用英语怎么写_台灯品牌排名,品类很多,通常可分为两种类型:工艺台灯和书写台灯。工艺台灯有玻璃磨花、陶瓷彩釉、景泰蓝及金属、塑料制品,强化艺术造型和装饰效果。书写台灯有金属蛇形管工作台灯、夹式弹簧摇臂悬吊台灯、座式可调光全塑台灯、座式可调光搪瓷台灯、铜座古典台柱式单双瓷罩台灯、槽形双瓷双色罩台灯、古典烛台式台灯、古老煤油灯式台灯、双灯头子母式玻璃台灯。其功能主要用于阅读、书写。灯罩多为不透光或半透光,以使光亮下照集中。其光度与人的视线距离都有规定,一般相距30~45厘米,灯光与视线形成45度夹角,白炽光灯泡比低瓦数荧光灯管视觉效果要好。
写字台的台灯应适应工作性质和学习需要,宜选用带反射罩、下部开口的直射台灯,也就是工作台灯或书写台灯,台灯的光源常用白炽灯、荧光灯。书橱内可装设一盏小射灯,这种照明不但可帮助辨别书名,还可以保持温度,防止书籍潮湿腐烂。
点击查看++【台灯】推荐一
点击查看++【台灯】推荐二
点击查看++【台灯】推荐三
生活小常识:
140. I'll make it up to you.(我会赔偿的。)
141. I'm very / really / terribly / awfully / extremely sorry.(十分抱歉!)
142. Forgive me for breaking my promise.(原谅我食言。)
143. Let's forgive and forget.(让我们摈弃前嫌。)
144. I've heard so much about you!(久仰大名!)
145. Don't underestimate me.(别小看我。)
146. She gives me a headache.(她让我头疼。)
147. It's very annoying.(真烦人。)
148. He often fails to keep his word.(他常常不遵守诺言。)
149. You made me feel ashamed of myself.(你让我感到羞愧。)
150. I hope it turns out all right.(我希望结果很好。)
151. I can't handle this alone.(我无法单独处理这事。)
152. How long will it take to have this radio fixed?(修理这收音机要多久?)
153. Come to me if you're in any difficulty.(有困难来找我。)
154. Who do you think you are?(你以为你是谁?)
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