<div class="smart_development_right">
  <div class="smart_development_content">
    <span>智能感知设备</span>
  </div>
  <div class="smart_development_content">
    <span>在线率</span>
  </div>
</div>

.smart_development_right{
   position: relative;
   overflow: hidden; 
}
.wisdomGongdi .gongdi_center .center_top .smart_development_right::before {
  content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: -1;
    background: url('/public/smart_equipment.png') 0 0 no-repeat;
    transform: rotate(180deg);
}