cad图纸，关于一个不锈钢室外箱的尺寸说明。适合于各种不同的控制器室外箱体。-cad drawings, on a stainless steel outdoor box dimensions. Suitable for a variety of different controllers outdoor enclosure.

箱体图纸，自控变频控制柜的箱体和外壳设计(so that the traditional engineering based configuration development began to be systematic and modular development)