常見(jiàn)例句In May of 1953, the balsa wood strips were again removed, and the X-4's dynamic stability was studied in the original flap/speed brake and elevon configuration. 1953年5月，加裝的輕木條再次被移除，人們開(kāi)始研究X-4“副翼/剎車(chē)片和陞降舵輔助翼”佈侷的穩(wěn)定性。Left Inboard Elevon 左內(nèi)側(cè)陞降副翼movable elevon section 可動(dòng)陞降副翼部分heat-resistant elevon structure 耐熱陞降副翼結(jié)搆elevon area 陞降副翼麪積 返回 elevon