| 1. | Dynamic inverse control for astovl lift - fan air craft 升力风扇飞机的动态逆控制 |
| 2. | . . . and know nothing about lighter - than - air craft . . 我不知道怎么飞热气球. . |
| 3. | Impact of windshear on ascending or descending air crafts 风切变对升降中航机造成的影响 |
| 4. | And know nothing about lighter - than - air craft 我不知道怎么飞热气球 |
| 5. | The whole notion of a lighter - than - air craft cannot work , 比空气还轻的发明技术这个想法行不通 |
| 6. | A pilot or navigator of a lighter - than - air craft , such as a balloon 飞船驾驶员,气球驾驶员轻于空气的航空器,例如气球的驾驶员或导航员 |
| 7. | Shipment transhipment on israell flag vessel / air craft not allowed . certificate of compliance required 这个是要求不要走以色列国家的船或飞机,而且船公司或航空公司要出相关证明。 |
| 8. | He said several u . s . airports use the material that allows a points plane ' s wheels to sink in , and slow the air craft down 他说几个美国的机场用这种材料来使得飞机的轮子陷入来使飞机减慢。 |
| 9. | As the air craft moves forward , the air flowing over the wings produces lift to raise the aircraft off the ground , and keep it in the air 当飞机向前移动时,机翼上方的气流产生向上的力使飞机飞离地面保持在空中不坠。 |
| 10. | Pakistanf16 ( 2 weeks ago ) marked as spam pakistan is too important of a country be ignored , the united states needs to sell more air craft to pakistan 在2个星期以前)巴基斯坦被忽略的很重要的一个国家, ,美国需要卖对巴基斯坦更多的飞机。 |