concave是什么意思

2023-11-25 21:44:16

concave

美[kɒnkeɪv] 英[kɒnkeɪv]

adj. 凹的

n. 凹面；凹线；凹形

副词：concavely 名词：concaveness 过去式：concaved 过去分词：concaved 现在分词：concaving 第三人称单数：concaves

近义词：hollow，sunken，depressed，dished，convex，

Adjective

用作形容词(adj.)

The palm of ones hand is slightly concave.人的手掌是微凹的。
A cylinder is a hollow tube with a closed concave base that permits it to stand upright.钢瓶是中空的管道，封闭的底部是凹入的，这样可以直立起来。
His figure looks very funny in the concave mirror.他的样子在凹镜里显得非常可笑。

用作名词(n.)

These are aberration-corrected holographic concave gratings.下表所列为像差校正全息凹面光栅。
The cloven hooves are sharp edged, elastic and concave.蹄锋利，呈凹形，富有弹性。
This article has described expanding method for repairing the concave retaining ring caused by the hydraulic bulging.详细介绍了用扩冲法对液压胀形出现凹形的护环进行修复的方法。