3D printing technology in construction industry. In these industries of some micro-models, especially the models of various electrical appliances, it has a good dabbling and application.

3D printing technology in construction industry. In these industries of some micro-models, especially the models of various electrical appliances, it has a good dabbling and application. 3D printing technology in construction industry. In these industries of some micro-models, especially the models of various electrical appliances, it has a good dabbling and application. 3D printing technology in construction industry. In these industries of some micro-models, especially the models of various electrical appliances, it has a good dabbling and application. 3D printing technology in construction industry. In these industries of some micro-models, especially the models of various electrical appliances, it has a good dabbling and application. 3D printing technology in construction industry. In these industries of some micro-models, especially the models of various electrical appliances, it has a good dabbling and application.