Wang Jian's model was found to be ill-suited to the demands of moving on rough trails, with the heavy impact of each step jarring the mechanism, and difficulties making it capable of going backwards.
研究發現，王湔的原型機，越野跨步能力還不夠理想，著地時帶給機架的衝擊太大，後退動作也無法順利完成。