玖玖玖视频-亚洲精品1卡2卡3卡-操欧美美女-真实国产乱子伦对白视频不卡-国产乱在线-大胸美女被吃奶爽死视频-久久亚洲美女精品国产精品-天堂在线www天堂在线-久久在精品线影院精品国产-国产又粗又长又大-欧美三级一区二区-超碰在线亚洲-天天cao在线-国产偷倩视频-亚洲啪

求助，由于對HLP--B變頻器不熟，特此請教。       變頻器帶電動機正傳-----遇到工件-----停------電機反 轉(zhuǎn)  -----把工件拉回來-----再遇阻力再正轉(zhuǎn)，此過沒有感應(yīng)器，實現(xiàn)自動正反轉(zhuǎn)。不知如何實現(xiàn)的？                                                                                                                                                                                                                                                                                                                                                

轉(zhuǎn)矩模式，扭矩達到一定值后換相？