This gyroscopic motion is called precession.此陀螺运动叫做进动.This area of study is central to the technology of inertial navigation and gyroscopic stabilization.这个研究领域是惯性导航和陀螺稳定器技术的核心.This modified formulation is more adaptable...
Sammy was standing close to Ned, talking animatedly with him.萨米紧挨着内德站着，两人谈兴正浓。Ned and I discussed everything to the nth degree.我和内德极为深入地讨论了每一件事。Ned put his arm around her, trying to comfort her.内德搂着她，想安慰她。...
Objective To introduce operational methods of esophageal and cardiac carcinoma treated with mucosal exstrophy anastomosis.目的介绍黏膜外翻吻合术治疗食管癌和贲门癌的手术法,评价治疗效果....