reflection n. 1.【物,計】反射;反射波[光,熱,音,色]。 2.反映;反影,映像,(映在水等中的)影像;〔比喻〕學(xué)人樣的人,極像…的人,逼肖的形象[言語、動作、思想]。 3.反省,熟慮,沉思,回顧;〔pl.〕感想,意見;【心理學(xué)】(神經(jīng)等的)反射作用。 4.非難,譴責(zé);丟臉,恥辱 (on, upon)。 5.折轉(zhuǎn);彈回;【解剖學(xué)】翻轉(zhuǎn)(處),折轉(zhuǎn)(處)。 theory of reflection 反映論。 an angle of reflection 反射角。 He is simply a reflection of his father.他完全是他父親的復(fù)本。 I have a few reflections to offer on what you have said. 我對你的發(fā)言提供幾點意見。 be lost in reflection 沉思。 cast a reflection on 譴責(zé)…,成為…的恥辱。 on [upon] reflection 仔細(xì)想,反?。粚Α焕?,使…名譽受影響,使…蒙受恥辱;中傷,影射(On reflection, I doubt whether I was right. 細(xì)細(xì)想起來我倒懷疑我講的是否正確了)。 without (due) reflection 不經(jīng)思考,輕率。 adj. -al
efficiency n. 1.功效。 2.效率;效能;實力,能力。 3.【物理學(xué)】性能。
To get higher coupling efficiency and lower back reflection efficiency is the most direct request to the processing of fiber ' s tip 如何取得更高的耦合效率和更低的后向反射,這是對光纖端面微加工的最直接的要求。
Based on the rigorous coupled wave theory , the phenomenon that the zero order reflection efficiency of rectangular subwavelength grating varies with the wavelength is studied when incidence angle , azimuth and grating parameters are variant 摘要從嚴(yán)格耦合波衍射理論出發(fā),在不同入射角、方位角和光柵參數(shù)下的情況,計算了矩形亞波長光柵零級反射效率隨入射光波長的變化。
The light source adopts usa 5w high luminance led , which is energy saving ang highly effcient , whit service life reaching100 thousand hours . the reflector adopts high - tech surface treatment technology whit high reflection efficiency . the lighting distance of lamp can reach more than 250m and it can be shifted to lighting of weak light lasting 10 hours 光源采用美國5w高亮度led ,節(jié)能、高效、使用壽命長達(dá)10萬小時,反射器采用高科技表面工藝處理,反光效率高,燈具照射距離可達(dá)250米以上,還可以調(diào)到弱光連續(xù)使用10小時。