砂模铸造使用相对便宜的木质模型生产出很多形状复杂的模型。
Sand casting is capable of making fairly complex shapes using relatively inexpensive wood patterns.
采用该方法制造的车身木质主模型，完全满足产品设计部门的要求，其结构合理，制造周期短。
Wooden body master model made by this process can completely meet demand of product design department, construction of body master model is proper and manufacturing period short.
每个建筑模型和木质电线杆需在在CGA中反映潜在的连接点。
Each building model and wooden power line pole reports potential connection points in CGA.
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