The use of four Xizui support, and a multi-chassis connectivity freedom, can make Xizui with automatic leveling the ground situation, maintaining a Xizui inhaled air and ground space.

• 该吸嘴采用四轮支撑，与底盘采用多自由度联接，使得吸嘴能随地面状况自动找平，保持了吸嘴与地面吸入气流间隙。