mf:
SOLID,实体填充ANGLE,角钢ANSI31,ANSI铁、砖和石ANSI32,ANSI钢ANSI33,ANSI青铜、黄铜和紫铜ANSI34,ANSI塑料和橡胶ANSI35,ANSI耐火砖和耐火材料ANSI36,ANSI大理石、板岩和玻璃ANSI37,ANSI铅、锌、镁和声/热/电绝缘体ANSI38,ANSI铝AR-B816,8x16块砖顺砌AR-B816C,8x16块砖顺砌,用灰泥接缝AR-B88,8x8块砖顺砌AR-BRELM,标准砖块英式堆砌,用灰泥接缝AR-BRSTD,标准砖块顺砌AR....