1.
繪制三視圖時(shí)必須遵循正投影的基本特性,即:“真實(shí)性”、“積聚性”、“收縮性”,同時(shí)遵循三視圖的投影規(guī)律,即“長(zhǎng)對(duì)正”、“寬相等”、“高平齊”。下列說(shuō)法不正確的是( )
A . “長(zhǎng)對(duì)正”是指主視圖與左視圖的長(zhǎng)對(duì)正
B . “寬相等”是指俯視圖與左視圖的寬相等
C . “高平齊”是指主視圖與左視圖的高平齊
D . “長(zhǎng)對(duì)正”是指主視圖與俯視圖的長(zhǎng)對(duì)正