concave
concave是什么意思、concave怎么读
读音：[kɒnˈkeɪv]
[kɑːnˈkeɪv]
concave 基本解释
adj. 凹的; 凹面的
n. 凹面; 成凹形
concave 词性变化
concave 词组短语
- concave lens
- concave shape
- concave fillet weld
- concave grating
- concave perforated plate
- concave function
- concave line
- concave line label
- concave point
- concave tree of region
concave 详细解释
adj.
- 凹的；凹面的
curving in- a concave lens/mirror
凹透镜；凹镜
- a concave lens/mirror
concave 双语例句
- 1、
The palm of one's hand is slightly concave.
人的手掌是微凹的。 - 2、
A concave mirror creates an image from this light using a design pioneered in the17th century, by Sir Isaac newton.
早在17世纪，艾萨克.牛顿就开创性的利用这个光，让凹透镜产生了一个图像。 - 3、
His figure looks very funny in the concave mirror.
他的样子在凹镜里显得非常可笑。 - 4、
Because there is no abrasion between the concave and convex, the nut is reusable.
因为凹面与凸面没有磨损，螺母可以重复使用。 - 5、
The cloven hooves are sharp edged, elastic and concave.
蹄锋利，呈凹形，富有弹性。 - 6、
At the core of Wright's system was a standardized4x12x24-inch concrete or glass block with concave edges.
Wright系统的核是一个标准化的4x12x24英寸的带凹面的混凝土或玻璃砖块。 - 7、
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。 - 8、
In adults its contour may be straight, slightly concave or slightly convex.
成人肺其形状可以是直的，轻微凹下或轻度突出。 - 9、
A design method with globe optimization and reverse optimization was presented to achieve a flat-field holographic concave grating used for micro-spectrometer system.
研究了应用于微型光谱仪的平场全息凹面光栅的设计方法，提出了全局优化和反向优化的设计思想。 - 10、
The lenses become more convex or concave, depending on whether the wearer is long-sighted or short-sighted.
镜片可以根据佩带者的近视或远视情况变得更凸出或凹陷。 - 11、
Mystic quartz cut into concave cut is very beautiful.
神秘石英切割成凹切的是，漂亮极了。 - 12、
Ensure that the snap ring and concave washer are seated correctly.
确保卡环和凹面垫圈正确就位。 - 13、
concave on one side and convex on the other with the concavity being greater than the convexity.
一边凹一边凸，而且凹度比凸度大。 - 14、
And also there are two kinds of the trailing edge, concave and oblate spheroid.
气泡的尾部形状也分为两种：凹形和扁球形。 - 15、
Some known results on monotonicity of the arithmetic means of convex and concave functions are improved.
改进了有关凹函数和凸函数的算术平均值单调性的某些已知结论。 - 16、
Once the concave support is positioned and aligned, the centre lines and must be parallel.
安放好凹面支架并对齐后，中间管路和必须平行。 - 17、
Finally, each optimized design parameter of the concave die structure had achieved, and obtained the anticipated result.
最后达到了凹模结构的各个参数的优化设计，得到了预期的结果。 - 18、
After achieving the desired shape, I cast my model in plaster to create a concave mould.
在获得我想要的形状之后，我把我的模型上了石膏，从而创造一个凹面的模具。 - 19、
A concave shape in a surface or edge or coastline etc..
在表面或边缘或在海岸线上的凹陷形状。 - 20、
A plane with a flexible face that can plane concave or convex surfaces.
有可以刨凹面或凸面的曲面的刨子。 - 21、
The relation between the focal length of a concave lens and its reflective image properties is analysed and deduced.
本文分析推导了透镜的凹面反射成像与凹透镜焦距的关系，介绍了利用此关系较方便地测量凹透镜焦距的方法。 - 22、
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。 - 23、
It is useful in many branches of mathematics analysis through the research of concave and convex functions.
对函数凹凸性的研究，在数学分析的多个分支都有用处。 - 24、
A polyhedron some of whose plane sections are concave polygons.
有些平面部分是凹型多边形的多面体。 - 25、
In order to facilitate the preparation of the main processing parts concave shape, the punch process.
为了便于加工编制了主要成型零件凹、凸模的加工工艺。 - 26、
The experiment research on stability of ring-stiffened concave cone-toroid-cylinder combined shell is presented in this paper.
文章对凹型加肋锥-环-柱结合壳稳定性进行了模型试验研究，观察到凹环壳段失稳的一个特殊现象。 - 27、
( classical architecture) a molding for a cornice; in profile it is partly concave and partly convex.
（古典建筑）为一个檐板塑造；外形部分凹部分凸。 - 28、
A fixed reference point on the concave side of a conic section.
圆锥截面凹面的固定参考点。 - 29、
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。 - 30、
Position as for a curved seam manipulation the outer ( convex) shape onto the concave.
弧形缝操作法，凸形的放在凹形的上面。
concave 英英释义
adj
- curving inward