It passes through the N atom and through the center of the equilateral triangle.它通过N原子及三个H原子组成的等边三角形的中心.Use your protractor to construct an equilateral triangle.用量角器作一个等边三角形。An equilateral triangle cannot be dissected in...
The angles are equal, for ABC is equilateral.三角相等, 因为三角形ABC是等边三角形.An equilateral triangle cannot be dissected into finitely many incongruent equilateral triangles.等边三角形不能分成有限多个不全等的等边三角形.It passes through the N atom and t...
Whereas the most difference among quantity characters are lobule petiole length and beta coefficient is 70.03 %.各数量性状亦存在较大变异,其中小叶柄长度变异较大,变异系数达70.03%.Olive or petiole and cauline stalk are Brown.叶柄及茎秆黄绿色或褐色.Among cotyledo...