A rise in altitude of 2,000 meters equals a tripling in the increase of average temperatures.海拔每升高2000米,平均气温的增幅就要大两倍.The equipments are RAMS 3000 intergrade control and display system for all weather & low altitude fligh...
Your attitude, not your aptitude, will determine your altitude.--Zig Ziglar决定你人生高度的，不是你的才能，而是你的态度。The plane flew at an altitude of 20, 000 feet.这架飞机在两万英尺的高空飞行.The plane was flying at an altitude of 2000 meters.这时飞机的高度是20...
梭子是从梭口的上下两层经纱之间穿过.The shuttle passes over the lowered ends shedunder the raised ends.在该系统中, 经纱被送入织机.In this system, the warp yarns are fed to the loom.经纱应该强度高 、 弹性好 、 伸长率高,而且表面光滑.A warp yarn should be strong, elastic, ex...