设计方法采用比例法和模数法，实现了常用冒口的设计。
There are two methods to design riser for steel casting, one is proportion method, and the other is modulus method.
在过去，模数不仅具有技术作用，而且上升为一种控制建筑比例的美学手段。
In the past, module made the component fabrication and construction more easily, and at the same time module evolved as an aesthetic means to control the scale of architecture.
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