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- A novel back-ward wave oscillator(BWO) with photonic band gap(PBG) structure is proposed. The PBG structure offers mode-confining and choosing mechanisms,restraining the lower modes and making the BWO operate at the higher modes. 提出了一种新型的具有光子晶体带隙(PBG)结构的返波振荡器(BWO),利用PBG禁带对BWO工作及输出微波模式进行调制,抑制低次模式,工作在高次模式。
- We will help you to create a quiet and elegant life enviroment with our high-level products choosing standard, improving digging spirit and unique designing concept. 我们坚持高标准的选产品，以精益求精的发掘精神和独到的设计理念，为您打造恬静优雅的生活空间。
- Product chooses international standard base material with high quality, and adopts non-stick and high temperature dope in America and Japan, so they ard well sold to Japan, America and Europea. 产品选用为国际标准优质基材，并采用美国、日本等优质不粘、高温涂料，外形设计美观大方，产品远销日本，美国，欧洲等国家。
- the choosing mechanism of the Olympic Games 奥运选拔机制
- Demand is outstripping current production. 现在需求逐渐超过了生产能力。
- A new problem has been reared up in production. 生产中出现了一个新问题。
- I hope you try to get them to step up production. 希望你们尽力使厂家增加生产。
- We show that the divide and choose mechanism always favors the chooser and hence fails in view of fairness. 本文主要研究分配机制能否导致分配的公平性,证明分割与选择机制总是偏袒选择者且有失公平性。
- That car went out of production five years ago. 那种汽车已经停产五年了。
- The ducks of the production team have been fed out. 生产队的鸭子已养肥到可以上市了。
- We've scaled up production to meet demand. 我们已经扩大了生产以满足需求。
- We must streamline our production procedures. 我们必须精简生产程序以提高效率。
- Besides, some commercial products choose to reformat Web pages to fit the screen width of mobile devices, thereby eliminating the need for horizontal scrolling. 另外，市面上有些产品则是会将原始网页的内容重新排版，例如：让网页变成长条状，藉此免去左右捲动的困扰。
- I conclude that the extent to which the chosen mechanism enables incumbents to overcome cognitive and operational impediments influences their capacity to bridge capability gaps. 本文的结论是：所选用的能力重新配置的机制在帮助在职者克服认知和行动障碍上的效果会影响在职者克服能力缺口能力。
- Soon the car will go into mass production. 这种小汽车不久即可投入批量生产。
- Production has stopped still since the war began. 从战争爆发以来，生产就停止不前。
- Our main task now is increasing production. 我们现在的主要任务是增加生产。
- We must increase production levels. 我们必须提高生产水平。
- The production lines were phased in last year. 这些生产线，是去年逐渐引进的。
- The recent fire has thrown back production badly. 最近的火灾大大地耽误了生产。
