分析了滚珠丝杠副的原理及结构形式.The rule and the composition of the ball screws were analyzed.给出四方向等载荷型哥德式沟槽直线滚动导轨副的装配关系.Assembly has a great influence on the quality of high precise linear motion rolling guide.在球面连杆机构中, 所有的转动副的轴必在一点上相...
在1,000英尺的高度飞行时，他听到旋翼发出一种奇怪的噪音。Flying at 1,000 ft. he heard a peculiar noise from the rotors.至少有4架高空飞行战斗机不得不采取避让行动。At least four high-flying warplanes had to take evasive action.这比大多数亚音速飞机的飞行高度高20,000英尺。This is 20,000 fee...
You distract me. I've been distracted since the moment I met you. Because all I can think about is how much I want to kiss you.你害我分心。从遇见你的那一刻起，你就让我分心。因为我的脑海里满满都是想吻你的冲动。When he arrived back, Tigress was cracking melo...