The way the light falls on an object provides us with the shading that helps us see shapes in three dimensions.
光线照射在对象上的方式能够提供给我们阴影以帮助我们看到三维的形状。
To design and study new light shading curtain fabric, factors affecting fight shading of the fabric are analyzed with affecting factors redesigned.
设计并研究了具有全遮光功能的窗帘面料。分析了影响面料遮光性能的因素，并针对影响因素进行设计。
Tests indicate that the fabric is of good fight shading performance, satisfied with full light shading.
测试表明，该面料的遮光性能较好，达到了全遮光的要求。
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