当施工场地布设有互相垂直的矩形方格网或主轴线，以及量距比较方便时可采用直角坐标法进行点的平面位置的测设。（ ）
In this case report, we present a 29-year-old female patient with discoloration of hands and feet diagnosed with pellagra.Lamine HamzaouiMouna MedhioubOlfa GhanneiSelim SassiKhaled BouzaidiMohamed Msadak AzouzRetour au numéro