偷拍激情视频一区二区三区,a级国产乱理论片在线观看,一本一道AV无码中文字幕,欧美丰满熟妇多毛XXXXX

  IMC series , the third generation of muti-turn intelligent electric valve actuators were developed independently by Tianjin Baili Ertong machinery co.,ltd. The torque which is controlled great rang is from 50 to 400,000N.M. The domestic leading off-electric manual back-up battery power display technology. Customers can locally set the IMC series actuators as non-intrusive form. In addition, the controlling function of industrial field bus network was applied in IMC.