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- The low supersonic nozzles can produce steady low supersonic flow field with satisfied quality, double the allowable angles of attack and blockage limits and fill in the gaps in Mach number-attack angle range. 低超声速喷管可以在大堵塞的实验条件下,形成稳定的低超声速流场,消除风洞在大堵塞度实验时的马赫数空白区,从而使风洞的允许实验迎角和堵塞度范围增加一倍,并且能确保流场达到使用指标。
- For the further supersonic range, performance losses increase slightly with increasing Mach number. 在继续的超声速范围内，性能损失随外流马赫数增加只有小幅增长。
- The design of supersonic range finding system based on chip 基于单片机控制的超声波测距系统的设计
- The government is trying to keep a low profile on this issue. 政府力图在这个问题上保持低姿态。
- The singer forced his low notes. 那位歌手勉强唱出低音。
- He because of bashful but low head. 他因羞愧而低下了头。
- The ship lay keeled over at low tide. 那艘船因退潮而倾覆。
- My home town lies low in a hidden valley. 我的家乡位于一个隐蔽的山谷里。
- Low grades are getting Hellen down. 低分数使海伦闷闷不乐。
- After a brief rally share fall back to a new low. 股票经过一次短暂回升后回落到一个新的低点。
- Talking in a low voice were a man and a woman. 低声讲话的是一男一女。
- Judy bent her face low over the notebook. 朱迪把脸凑近笔记本。
- The food should be kept at low temperature. 这种食品应低温保存。
- The publisher paid his hacks low. 出版商付给他雇佣的文人很低的费用。
- Winter is the low season at seaside hotels. 冬季是海滨旅馆业的淡季。
- supersonic range 超声波段,超声频段
- Lead will fuse at quite a low temperature. 铅会在相当低的温度下熔化。
- The economy of the country is at a low ebb. 该国的经济处於衰退阶段。
- The act or posture of bending low or crouching. 下蹲，蹲伏下蹲或蹲伏的动作或姿势
- How do they manage to subsist on such a low wage? 他们这点工资怎么糊口？
