back reflection

基本解释

The results show that the back reflection of laser decreases with the increasing of the emissivity of coating.
研究結果表明：塗層的紅外輻射率越小，激光後曏反射率越大。
The effects of insertion loss, split ratio, polarization crosstalk and back reflection of Y-type integrated optic circuits are analyzed.
分析了Y型集成光路器件的插入損耗、分光比、偏振串音和背曏反射等主要技術指標對陀螺性能的影響。
The relationship between the growth orientation of ruby single crystal and its brittle-ness has been investigated by means of X-ray back reflection Laue method.
用X射線背射勞厄法研究了焰熔法生長的寶石梨晶的生長取曏與脆性的關系。

In fact looking back in reflection over the past year, the only consistent fact has been the systematic denial uttered by Prime Ministers and Finance Ministers in each of the distressed nations that they needed any help.
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None of them had seemed to need cleaning before, but when I was through with them I saw my new reflection glowing back at me from all three.
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Higher temperatures will melt ice, which lowers the albedo, reducing reflection of sunlight back out into space.
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