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- Different from the conventional laser, random laser’s resonator is made up of ZnO particles, which also makes its microcavity “incisible”. 不同于常规的激光，随机激光的共振腔是由多个晶粒构成的，这也造成了他们的微腔“不可见”。
- Using an LC circuit as a power supply filter can actually multiply the power supply noise at the filter"s resonant frequency. Use inductor with low Q to overcome this. 使用LC电路作为电源滤波器能精确地在滤波器的谐振频率点处乘以电源噪声，使用低Q电感来应对。
- His self -portraits,like his talent s,are full of ebullience,richness and hum anity,which up to today,are arousin g the viewer' s resonance from the depth of heart. 他的自画像正如他的才气,热情洋溢、丰富多彩、富有人性,直到今天还能引起人们内心深处的强烈共鸣。
- Based on the cavity model, the Helmholtz’s equation is solved to obtain the modes exist in the circular cavity resonator. 理论分析以共振腔模型为基础，求解圆形微带天线在共振腔中的模态。
- Helmholtz resonator has a good noise eliminating performance at low frequency. 亥姆赫兹共振腔具有良好的低频消声性能,被广泛地应用于低频消声方面。
- They spend the winter(s) in a warmer climate. 他们在气候较暖的地方过冬。
- Most plural nouns in English end in "s". 英语的复数名词多以“s”结尾。
- The sweater had shrunk after repeated washing(s). 这件套头毛衣洗过多次已缩水了。
- Some old folk(s) have peculiar tastes. 有些老人有特殊的爱好。
- Answer the following question(s). 回答下列问题。
- Most plural nouns in English end in s'. 英语的复数名词多以s结尾。
- The drug affects one's power(s) of concentration. 这种药影响人精神不能集中。
- Here are the designs. Which one(s) do you prefer? 这就是那些图样.;你喜欢哪一个[些]?
- Which journal(s) do you subscribe to? 你订阅哪一种杂志?
- The usage of Helmholtz resonator is restrained by the space, which is only available for rectangular resonator somewhile. 在实际应用中，共振腔的使用往往受到安装空间的限制，有时候只能安装矩形腔。
- The novel had an enormous vogue in the 1930's. 这本小说在三十年代曾广为流传。
- He earned four A's in the final examinations. 他期末考试四门功课得优。
- Helmholtz resonator has a good noise eliminating performance at low frequency.So it has been widely used on low frequency noise reduction. 摘要亥姆赫兹共振腔具有良好的低频消声性能，被广泛地应用于低频消声方面。
- The Beatles were the pop idols of the 60's. 披头士乐队是六十年代人们崇拜的偶像。
- He returned to the fold at his 80's. 他在八十高龄又恢复原来的宗教信仰。
