车装砾石充填装置
truck-mounted gravel injection unit
催化剂装填处理
catalyst filling treatment
催化剂装填结构
catalyst packed structure
catalyst packing structure
催化剂装填精度
catalyst filling accuracy
弹药装填机器人
ammunition auto-loading manipulator
弹药自动装填
automatic ammunition handling
弹药自动装填系统
automatic ammunition loading system
电子密钥装填器
electronic key loading device