- 速记技巧
词源词根法
con-，强调。-cave，洞穴。洞穴状的，凹进去的。con-加强意义+cave洞=【同源词】cave，cavern，cavity，excavate
- 近义词
- 反义词
- 知识拓展
词组短语
concave mirror n.凹透镜；concave surface凹面，内弧面
- 双语例句 更多例句
Dial: Black or white Museum dial. Silvertone dauphine hands and concave dot at 12 o'clock.
表盘: 黑色或白色博物馆珍藏型表盘,银色皇太子指针,12时位置为经典的“太阳”凹点设计.
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Stretch manner has different influences on concave boundary and convex boundary of model.
伸展方式对于凹形边界和凸形边界具有不同的影响.
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解决了大多数算法将凹多边形裁剪分解为凸多边形处理存在计算时间长、难度大等问题.
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The designs of conical annular structure and concave spherical structure are first pioneered. 2.
其中锥环形和凹球形结构设计属于首次研究.
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Therefore, although the font is small, but very deep concave, but very clear.
所以字体虽然小, 但是凹得很深, 而且非常清晰.
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提出了一种高Q值、宽调节范围的凹型结构微机械可变电容.
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Having greater curvature on the concave side than on the convex side . Used of a lens.
凹凸的凹面曲率大于凸面曲率的.
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The next wave would lift those objects up to its steep concave slope.
跟着涌来的浪头又把这些物品举到了那高高的浪峰上.
词典精选例句
The concave grating on the film of PPTA is prepared by the double beam interference illumination.
利用PPTA薄膜在紫外光照下可硬化的特点,在薄膜上制备光栅进行研究并通过双光束干涉曝光法,制备了凹面光栅.
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The first part is the cavity, which gives a concave part its external shape.
第一部分是腔,从外形上看, 它提供了一个凹的形状.
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The hood and front mask theme is characterised by offset surfaces and concave and convex volumes.
引擎盖和前脸主题以偏移曲面和凹凸雕琢效果为特征.
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目的揭示凹球壳形聚焦换能器焦域形态及其设计参数之间的关系.
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The room had white concave walls, and Kurt's eyes had a hard time focusing.
房间的白色墙壁是向里凹进去的, 库尔特的眼睛一时间难以聚焦.
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Alternative characterization of concave and convex functions which is sometimes useful.
对于凹函数和凸函数还有一个替补的表征,有时它是有用的.
词典精选例句
- 相关词组
- concave curve凹曲线;
- concave weld凹焊缝;凹面焊;凹形焊缝;轻型焊;
- concave slope凹坡;下凹形坡;
- concave plane凹底刨，凹平面;
- concave bit凹形凿，凹形钻头;
- concave tile凹瓦;
- concave polygonn.凹多边形;
- concave curvature凹曲度;
- concave convex凹凸;
- concave surface（叶片）凹面;
- concave bank凹岸，冲刷河岸;
- concave saw凹面锯，蝶式圆锯;
- concave bottom凹板分组，凹底;
- concave mirrorn.凹透镜;凹镜;
- concave lens凹透镜;负透镜;
- concave edge（轧件的）凹边，凹面;
- concave grating凹光栅;
- concave cutter凹半圆成形铣刀，凹半圆刃铣刀;
- concave joint凹（圆接）缝;
- 今日热词
- 热门搜索
- inaccurately adv.不精密地，不准确地;
- trea abbr.[医][=thoroughness,reliability,efficiency,analytic]详尽、可靠、高效、分析（能力）;网络篝火酒精炉;酒精炉
- Doris n.(女子名)多丽丝;多里斯
- and conj. 和，与;而且;于是，然后;因此;
- extent n.程度;大小;范围;
- Pinterest 照片分享网站,Pinterest网站，此单词由Pin（图钉）和Interest（兴趣）组合而成;
- trouble n.问题，麻烦，困难;苦恼;疾病，疼痛;故障;纷争，骚乱;不便;v.使烦恼，使忧虑;麻烦，打扰;费心，劳神;使疼痛;
- iron n.铁器，铁制品;熨斗，烙铁;坚强;脚镣;adj.铁制的，含铁的;坚强的，顽强的;残酷的;坚忍不拔的;
- Rsc advances Rsc Advances杂志；
- prts abbr.Personal Rapid Transit System 小型高速运输系统;processor resident test software 处理机常驻测试软件;pseudorandom test specification 伪随机测试说明;网络铂电阻温度计；宝姿；工具
- outspoken adj.直言的;坦率的;毫无保留的;心急口快;
- friendship n.友谊，友情;朋友关系;
