FIG. 3 is a left side cross-sectional elevation view of the air purifier shown in FIG. 1 in the vertical operating orientation;
图3为如图1所示的空气清洁器在垂直操作方向上的左侧截面正视图；
The system can draw general structural map plan, elevation, cross-sectional map and statistic the total number of concrete projects, which greatly improves design efficiency and equality.
系统实现了一般构造图平面图、立面图、横断面图的绘制以及混凝土工程数量的统计，极大的提高了设计效率和质量。
Plan, elevation and sectional views of the building with a proportional scale not less than 1:200.
三建筑物之平面、立面、剖面图，其比例尺不得小于二百分之一。
Plan, elevation and sectional views of the building with a proportional scale not less than 1:200.
三建筑物之平面、立面、剖面图，其比例尺不得小于二百分之一。
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