A practical perspective drawing method, a drawing method of measuring point using half_value of line segment, is put forward.

基于量點(diǎn)法的論述 ,提出了一種簡(jiǎn)便、實(shí)用的輔助透視作圖理論邊長(zhǎng)半值量點(diǎn)法 ,就其一般情況下的作圖過程進(jìn)行了詳細(xì)論述 ,并對(duì)特例時(shí)的作圖參數(shù)作了證