- concave polygonn.凹多边形;
- concave mirrorn.凹透镜;凹镜;
- concave lens凹透镜;负透镜;
- 双语例句
1、
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.
——期刊摘选
2、
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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3、
Concave polygons have to be divided into several convex polygons, and are convex polygon clipping algorithms.
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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4、
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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5、
The mirror is concave.
镜子呈凹面.
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6、
A concave shape micromachined variable capacitor was presented which has high Q and wide tuning ranges.
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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7、
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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8、
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.
——辞典例句
9、
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.
——辞典例句
10、
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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11、
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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12、
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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13、
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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14、
Composite roller surface is longitudinal streak, concave band noise.
复合辊表面有纵向条痕 、 凹纹.
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15、
The palm of one's hand is slightly concave.
人的手掌是微凹的.
——《现代汉英综合大词典》
16、
Objectives To explore the feasibility and rationality of body temperature detecting in upper concave of clavicle.
目的探讨锁骨上窝测温的科学性与可行性.
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17、
Aim To explore the relation the focal shape and the designed parameters of concave focusing transducer.
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.
——期刊摘选
18、
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.
——期刊摘选
19、
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.
——辞典例句
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