熟女性饥渴一区二区三区-337p大尺度啪啪人体午夜-女子初尝黑人巨嗷嗷叫-日本五月天婷久久网站

Project Name: Sanfeng Komatsu intelligent production line

Mechanical model, as the name implies, is about the reduction of machinery in the same proportion of real equipment, such as 1:10, 1:20, etc. If the proportion allows, the production line model can completely simulate the working principle and demonstration in the real equipment. The mechanical model has the advantages of equal scale, high simulation, suitable transportation, suitable exhibition and so on. It is more and more favored by large-scale machinery manufacturing companies. Through its unique development and special design, the model is constantly given higher external expression and visual impact Strike force. Have special equipment and tools for making ship model. This is an important means to solve the problem of production difficulty and to ensure the level of work technology. From a certain point of view, delicate and delicate works are the expression of the exertion of craftsmanship and the ability of tools