成AV人片一区二区三区久久,区二区欧美性插B在线视频网站,CHINESEMATURE老女熟,..真实国产乱子伦对白在线_欧,久久成人理伦电影A片,92久久精品一区二区,日本一区午夜艳熟免费,.精品久久久麻豆国产精品,无套内谢少妇毛片A片流出白浆,国产精品涩涩涩视频网站

The cabinet frame is composed of C-shaped columns, beams and aluminum alloy corner connectors with aluminum zinc plate reinforcement. The cabinet body is changed by E = 25mm modular hole, so the configuration and combination are flexible and convenient;

The key parts of the cabinet adopt aluminum zinc coated plate, which greatly enhances the anti-corrosion ability and mechanical strength, meeting the needs of maintenance free;

The closing position of drawer has mechanical interlock to prevent misoperation. The drawer panel has three position functions: operation positioning and locking, position display and closing interlock;

The communication system adopts the open PROFIBUS field bus, and combines with the devices with the same protocol to form an intelligent system, so as to realize the four remote functions.