凹透镜的英文怎么说
2012-06-25 13:07
凹透镜的英文:
concave lens
- Just as a double convex lens enlarges, so a double concave lens reduces.
正象双凸透镜可以放大那样,双凹透镜也可以缩小。
adj. 凹的
- The mirror is concave.
镜子呈凹面。 - The graph of a concave function is always below its tangent.
一个凹函数的图象总在它的切线的下方。 - A depression similar to that in a shallow concave container for food
凹形,凹面与浅的凹型盛食物的容器相似的凹处 - Joining Convex (Outer) Curves to Concave (Inner) Curves
缝合凸出的弯曲部位和凹曲部位 - The palm of one's hand is slightly concave.
人的手掌是微凹的。
n. 透镜;镜片;镜头;晶体
v. 给...摄影
- The lens is easy to scratch or smudge.
该镜头很容易划伤或弄脏。 - The lens through which we view the image is called the eyepiece lens
我们用于观察像的透镜称为目镜。 - Align the red dot on the camera with the red dot on the lens and mount the lens on the camera.
把镜头上的红点与相机上的红点对准,把镜头固定在相机上。 - Glass blanks of photochromic spectacle lens
GB/T9105-1988光致变色玻璃眼镜片毛坯 - This lens can magnify 20 diameter.
这个透镜能放大20倍。