single slope短语¹¹⁴⁴⁶⁷⁺⁴ 基本例句 adj.一面倾斜的 The characteristic of single slope square pyramid space grids on supports of six points used first time in Yunnan province, and the usage and construction of rubber support are introduced herewith. 叙述了我省首次使用的六点支撑单坡四角锥网架的技术特点和橡胶支座的使用及构造。 cnki