According to different uses, materials, etc., commercial liquids are classified in different ways, the specifics are as follows: 1. According to the material: i...
In the structure of the electric fan, in order to better prevent the fan blades from causing damage to the surrounding area during rotation, the front, rear, le...
Step 1: Spin in circles. The circles of the entire fan grille are actually very simple, and you can make as many circles as you need. Step 2: welding ring. The...
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