We also prove that the altitudes of a inscribed polygon of a circle are concurrent, then got a definition of orthocenter of a inscribed polygon of a circle.
利用递归方法给出任意多边形的中线与顶点重心的定义,再给出圆内接多边形高线的定义,然后证明圆内接多边形的高线(或所在直线)共点,由此得到圆内接多边形垂心的定义,最后给出多边形的顶点重心与圆内接多边形的垂心的若干性质。
This paper explores into the distance formula between median point,orthocenter,circumcenter and inner point of triangle by means of two related formulas of vector methods.
应用两个向量法相关公式探讨了三角形重心、垂心、外心以及内心之间的距离公式。
The inequality of Erd s-Mordell is refined in the orthocenter of non-obtuse triangle,As a result,a group of inequality chains with clear geometric meaning has been put forward in the paper.
在非钝角三角形的垂心处给出了Erds-Mordell不等式的一个精细,得到了一条几何意义清楚的不等式链。
The point of intersection of the three altitudes of a triangle.
垂心三角形的三边垂线的交点
A Refinement of Erds-Mordell Inequality In the Point of Orthocenter;
Erds-Mordell不等式在垂心处的一个精细
careful to make the doorjamBs plumB.
小心让门框保持垂直
one vertically extended family
垂直扩展的单核心家庭
Panel or vertical style seams: towards the Center.
镶嵌或垂直款式缝：朝中心线。
The candle has a wick just as we have a heart,/All night long it sheds tears for us before we part.
蜡烛有心还惜别,替人垂泪到天明。
Aligns the selected items' centers on a vertical axis
使所有选定项的中心沿垂直轴对齐
The Yang family were not only devoted to safeguarding the country but also brave and skillful in warfare, so they have an everlasting fame in history.
杨家将忠心保国, 骁勇善战, 垂名千载。
The mother bowed her head and murmured sadly, "God is good.
母亲垂下头，凄楚地低声道：“上帝心好
vultures round the bedside of the dying millionaire
围拢在垂危的百万富翁床边的贪心人.
Using Self-Pericardial Patch Heightening to Treat Aortic Valve Prolapse
自体心包片加高法治疗主动脉瓣脱垂
A wide vertical band in the center of an escutcheon.
垂直宽条在一个饰有纹章的盾的中心部分的一条较广的垂直嵌条
Effect of Yindanxinnaotong Capsule on the Electrocardiogram in Rats with Acute Myocardium Ischemia Induced by Pituitary
银丹心脑通软胶囊对垂体后叶素致心肌缺血大鼠心电图的影响
The hang of faded clothes pained her eyes.
褪了色的衣服从她们身上垂下来，令人看了心酸。
The vertical collectivism culture has negative correlation with mental health.
垂直的集体主义与心理健康呈显著的负相关;
A line through the optical center of a lens that is perpendicular to both its surfaces.
光轴通过透镜的中心垂直于物体两面的线
When the gyro is vertical, the magnet is directly below the center of the disk of copper.
当陀罗处于垂直位置时，磁铁就在铜片中心下。
Aligns the selected items' centers on a vertical axis in the middle of the report
使所有选定项的中心沿报表中央的垂直轴对齐
