The hot air permitted higher speeds before the critical Mach number was exceeded.热空气可使之在超过临界马赫数之前达到更快的速度。The aim is to fly at about Mach 2, twice the speed of sound.目标是以大约2马赫的速度飞行，也就是音速的两倍。Empirical results are needed in...
AbstractFrom 1954 to 1989 , 363 patients with acromegaly were treated by radiotherapy.报告363例肢端肥大症的治疗结果.Patients with central sleep apnea syndrome, hypothyroidism and acromegaly, etc.排除中枢性睡眠呼吸暂停综合征 、 状腺功能低下、端肥大症等患者.Pachyd...