查询词典 convex

If a segment have at least on point on its left then we eliminate in from the convex hull segments.

如果一个领域有至少点在其左侧，我们消除了凸包段英寸

Achieve a two-dimensional point set of convex hull algorithm, which uses quick sort.

实现了一个2维点集的凸包算法，其中用到快速排序。

We can imitate the principles of digital cameras in the scanner, plus a convex lens of the above.

我们可以模仿数码相机的原理，在扫描仪的上面加一只凸透镜。

Objective To investigate the effect of lower degree convex lens on preventing myopia of primary school students.

目的 探讨低度凸透镜预防小学生视近的效果。方法采用随机分组的方法将男女各半的 16 0 0名小学三年级正视眼学生分为实验组和对照组。

The hardware structure platform of this system consists of light source Super LED, Web Cameras and Convex Lens.

本系统之硬体架构平台是使用光源、网摄影机和凸透镜所组成。

Two kinds of convex lens which make parallel light rays converge to the focal point are given.

本文给出两种能使平行光严格聚焦于一点的凸透镜。

The image of a bulb filament is formed on a screen by a convex lens.

若透镜的上半部份用一块布遮盖起来，下面何者是对的

In general, two faces of a convex lens are parts of a sphere.

张清通常凸透镜的曲面是球面。

Through measuring curvature radius of the thin convex lens, we can measure refractive index of the liquid.

用液体和薄凸透镜可以组成液体透镜组，通过测量薄凸透镜的曲率半径，达到测定液体折射率的目的。

Large convex lens produces image that is viewed through the ''.

通过目镜观察物体图像的大的凸透镜。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。