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- Expenses for repairing and maintenance were reduced after the low frequency sound wave deashing device was used. 经采用低频声波清灰装置,减少了检修和维护的费用。
- During this process heat energy first converts to unorderly sound waves, then to high frequency sound waves, finally ends up with low frequency sound waves. 这一过程中能量的转化是先从热能到杂乱的声波,接着转化为高频声波的能量,然后完成从高频能量到低频能量的转化,直到整个系统的稳定。
- Exploration on Low Frequency Sound Wave Harm to Humans'Body 低频声波对人体毁伤机理的探讨
- Application of Low Frequency Sound Wave Deashing Device in Deashing of Gas Pressure Machine Impeller 低频声波清灰装置在煤气加压机叶轮清灰中的应用
- low frequency sound wave 低频声波
- If it is a low frequency sound, it is processed as an analog signal. 对低频声进行传统的处理。
- The hearing aid determines if the sound is a high frequency sound or a low frequency sound. 通过100个滤波器和音素分析器决定哪些声音是高频或低频声,哪些声音是元音和辅音。
- With the ultra low frequency sound box combination use, may have theacoustics which plentifully shocks. 与超低频音箱组合使用,可产生更加丰满震撼的音响效果。
- The results showed that the OSB wallbord composed by OSB,air and glass wool had a good sound absorption property,specially for low frequency sound. 结果表明,由定向结构板、空气层、玻璃棉构成的复合墙体在低频率范围内会出现共振现象,吸声性能比单层定向结构板有显著的增加,但在高频率范围内变化较小;
- But the timbres present obvious difference;they differentiate into single timbre, dual timbre and complex timbre with a low frequency sound of high amplitude. 但是音色有明显的差异,即分别为单音色、双音色和具有高幅低频声的复合声。
- This kind of liquid state lens are composed of a pair of waterdrop, they expose under the high frequency sound wave travel between the vibration, changes lens' focal distance along with it. 这种液态镜头是由一对水滴组成,它们暴露于高频声波下往返振动,随之改变透镜的焦距。
- This paper introduces how to establish Three-dimension finite element model to solute low frequency sound transfer funcion in small-enclosed room. And this paper compares two kinds of three-dimension element. 文中详细介绍了如何建立用于求解小尺度封闭空间低频声传递函数的三维有限元素模型。并对两类常用的三维有限元素单元进行了比较。
- While high frequency sounds tend to be more hazardous and more annoying to hearing than low frequency sounds,most noise pollution damage is related to the intensity of the sound. 虽然高频声音比低频声音更加危险且恼人,大多数的噪音污染损害却与声音强度有关。
- By turning up the volume of those high frequency sound waves, and focussing them carefully, they can sometimes break up a tumor inside the body, without surgery. 通过控制这些高频率声波的量,仔细对准它们,有时它们能够杀死身体内的肿瘤,而不用开刀。
- This breed is also known for his ability to foretell storms and avalanches, perhaps because he may hear very low frequency sounds that are beyond our ability to hear. 这个品种有能力预测风暴和雪崩,可能是因它们能听见非常低的频率,甚至低于我们能力所能听到的。
- Although low frequency sound travels further than high-frequency sound,calls at higher frequencies give the bats more detailed information such as size,range,position,speed and direction of a prey's flight. 尽管低频声音比高频率的声音传播远,但高频叫声使蝙蝠能获得诸如大小、范围、位置及猎物飞行的速度和方向等更加详细的信息。
- Although low frequency sound travels further than high-frequency sound, calls at higher frequencies give the bats more detailed information such as size, range, position, speed and direction of a prey's flight. 尽管低频声音比高频率的声音传播远,但高频叫声使蝙蝠能获得诸如大小、范围、位置及猎物飞行的速度和方向等更加详细的信息。
- However, the low frequency sounds of the front, center, or rear speakers are output from the sub woofer according to the settings made for each speaker in the speaker setup (page 18). 然而,从低音炮输出的前置、中置、后置扬声器的低频率声音可参考第十八页的“扬声器设置”中关于每个扬声器的设置。
- Sound waves are measured by their amplitude. 声波是根据其振幅来测量的。
- Where there is a sound,there is sound wave. 哪里有声音,哪里就有声波。