查询词典 infrasound

As a mechanical vibration wave with frequency in range of 0.0001 to 20Hz, infrasound is an important proportion of the noise in productive environments and living condition.

次声是频率范围在0.0001～20Hz的机械振动波，是生产噪声和公共噪声的重要组成部分。

Changes of pallium ultrastructure after infrasound damage in rats ［J］.

大鼠次声刺激后脑组织谷氨酸的变化［J］。

"Subaudible, low frequency sound and infrasound from wind turbines do not present a risk to human health" and "a major cause of concern about wind turbine sound is its fluctuating nature; some may find this sound annoying, a reaction that depends primarily on personal characteristics as opposed to the intensity of the sound level."

"低频声和风力发电机发出的声音都不会对人类健康造成伤害""人们关注风力发电机声音最主要的方面是它的波动性，有些人很讨厌这种声音。这种反应主要取决于每个人的性格原因，而不是声音的强弱度。"

AIM To explore the effects of infrasound on auditory thresh old and morphology of cochlear hair cells in guinea pigs.

目的 观察慢性次声暴露对豚鼠听阈及耳蜗毛细胞形态学的影响和作用特点。

METHODS: The BALB/c mice were exposed to infrasound (8 Hz/130 dB) for 1, 7 and 14 d, respectively, 2 h daily, and the control groups were unexposed.

采用8 Hz， 130 dB的次声分别作用于1， 7和14 d组3个实验组，各雄性Balb/c小鼠20只，每日次声暴露2 h。

Objective To explore the expression and distribution of glial fibrillary acidic proteinin the brain of the mouse exposed to infrasound.

目的 观察次声作用后小鼠脑中胶质纤维酸性蛋白的表达和分布。

AIM To study the effect of infrasound on the hemorheo logy of rats.

目的 研究次声对大鼠血液流变特性的影响。

Objective To investigate the effect of 8 Hz infrasound on the expression of brain derived neurotrophic factor in the rat hippocampus.

目的研究频率为8 Hz，声压级分别为90，100和130 dB的次声作用对大鼠海马脑源性神经营养因子表达水平的影响。

The biological effect of infrasound on the body is wide and complicated, including tissue, organ, cell, molecule and so on.

次声对机体的作用是广泛而复杂的，涉及组织、器官、细胞、分子等多层面。

The configulation of infrasound monitoring system of atmospheric nuclear explosions in Institute of Acoustics, Chinese Academy of Sciences network design , small infrasonic signaldetection and the ac...

网络设计。弱次声信号检测和次声定位精度。为全面禁试条约国际监测系统尽其所长。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。