中心线

More complex types of geometries are centre lines and different kind of areas.

更复杂的几何图形类型是中心线和不同类型的区域。

Control the center line and grade line of the working face, carry out acceptance survey

控制工作面的中心线和坡度线，进行测量验收。

Check the center line and grade line of the working face, assist surveyor or assistant surveyor to carry out the acceptance survey

核查工作面的中心线和坡度线，辅助测量师或助理测量师进行测量验收。

Use your front hand to pull the mast across the centerline and into the wind, until you look through the sail window.

前面那只手把桅杆拉过中心线，让风进来，直到你可以看见风帆上的窗口为止。

Day moving average as investors holding the center line of the cost of the region, which is a breakthrough for the index to determine the center line or short-term rebound is of great significance.

60天移动平均线，投资者持有的该地区的成本，这是该指数突破，以确定中线或短期反弹中心线具有十分重要的意义。

Shaft's center line should be horizontal and vertical, can be used after normal iron level scale machining center vertical and horizontal surface inspection.

泵轴的中心线应与水平垂直、可用普通铁水平尺在经过机械加工的与中心垂直的水平面上检查。

Just like finding the center line for the keel trunk slot, use the cloth measuring tape to locate the center line.

就像找到中心线为龙骨主干插槽，使用布测磁带要找到中间的线。

This allows the image to be placed completely above or completely below the centerline of the lens, making it easy to mount the projector on a coffee table, rear shelf, or ceiling mount.

这使图像完全高于或完全低于镜头的中心线放置，很容易地安装在咖啡桌上的投影机，后货架，或吊装。

Furthermmore, the jet central line equation is derived from experiment and theoretical analysis.

另外，通过试验和理论分析，还导出了射流中心线方程。

For this reason, the author used mid-value filtering method for diminishing the pattern noise, the binary-image transformation method by selecting variable threshold value, and the extraction method of the central line for full-field binary-image.

为此作者使用中值滤波法对图像噪声进行抑制，利用可变阈值对图像进行二值化，实现了二值图像条纹灰度中心线的自动检出。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。