XW-5 HRC60, Tungsten carbide HRC93Merit: The ultra precise processing, the contour smooth transition, in Kong R the angle mirror surface grinds.

性能：两种材质 进口XW-5材料 硬度HRC60以上，硬质合金HRC93以上优点：超精密加工，外形圆滑过渡，内孔及R角镜面研磨。

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A mirror set at an angle on astick and held over a nest, will show us what is going on withoutour touching, pulling on the branches or annoying the motherbird.

在树枝上安装一个镜子，调好角度，装在鸟巢的上方，镜子会向我们展示鸟巢中的情况，从而避免了我们直接去触摸，拉树枝或惹恼鸟妈妈。

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Oil smoothes the water surface, making it a better mirror: more sunlight is reflected back to the observer (the satellite) at the same angle as the incoming sunlight (right).

油污使水面变得平滑，让它更接近于一面镜子：更多的入射日光被反射回处于同一角度的观测器（卫星）。

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The math professor who came up with the "wide angle substantially nondistorting mirror" says it works kind of like a mirrored disco ball -- although it doesn't look anything like one.

CNN: Disco ball-inspired mirror gets rid of driver's blind spot