Theoretical analysis on acoustical characteristics aluminum fiberboard

This paper discussed the practical significance of developing fibers and nonwovens composite material for acoustical absorption and sound insulation, introduced simply the application of fibers ( vegetable fiber, inorganic fiber synthetic fiber metal fiber) and nonwovens composite material in noise-reducing.

简介几类纺织纤维（植物纤维、无机纤维、合成纤维、金属纤维）及其非织造布复合材料在降噪领域的应用，说明了开发吸声隔音用纺织纤维与非织造布复合材料的现实意义。

The new concert hall is acoustically far superior to the old one.

新的音乐厅在音响效果上比旧的要好得多。

Methods 30 cases of normal adult men and 30 women were measured acoustically.

方法对正常成年男、女性各30例，进行了嗓音声学测试。

( linguistics) any of various acoustically different forms of the same phoneme.

（语言学）同一音位的听觉上的不同形式。

Lateral Attenuation of Aircraft Sound Levels Over an Acoustically Hard Water Surface

在声学上硬水表面上方飞机声音强度的侧向衰减

I'm not an acoustician, but there have been times that in working in makeshift rooms there's weird bounce that happens from all of the right angles in the walls and the ceiling.

我不是声学专家，但在有几次的工作中，我发现那些临时代用的房间会从墙面和天花板的特定角度传来反弹声。

The creation of halls with this new listening impression needs a high degree of experience for architect and acoustician.

创作具有全新声学体验的厅堂需要建筑设计师和声学工程师的丰富经验。

To acquaint ( oneself) with knowledge of a subject. Keep up with the latest developments in science

使熟悉使（自己）对某一主题的知识熟悉熟悉科学上最新的发展

At the primary stage, it is necessary to acquaint oneself with the current situation and seize the direction and conform the education to the standard.

在高等教育实施素质教育的初级阶段，应该认清形势，明辨是非，把握方向，规范自己的教育行为。

It takes time to acquaint oneself with a new place.

认识一个新的环境需要时间。

Acquaint oneself with taboo and the expression of taboo in the form of euphemism makes a harmonious communication.

了解禁忌语，委婉的表达与禁忌相关的内容可以实现和谐的交际。

I had little acquaintance with modern poetry.

我对现代诗所知甚少。

And of all my acquaintanceships the most intimate and, to tell the truth, the most agreeable to me was my acquaintance with Luganovitch, the vice-president of the circuit court.

说实话，在我所结识的人中最亲密，最合我意的是跟巡回法庭的副庭长卢格诺维奇的相识。

I have a slight acquaintance with Japanese.

我有一个轻微的相识和日语。

I sought in mine heart to give myself unto wine, yet acquainting mine heart with wisdom;

我心里察究，如何用酒使我肉体舒畅，我心却仍以智慧引导我。

The research headway of neuroimmunoendocrinology provides the new clue for acquainting hypertension.

神经免疫内分泌学的研究进展为认识高血压提供了新的线索。

Horizontal well testing was key of horizontal well exploitation technology, also was important method of acquainting with reservoir and appraising reservoir.

水平井试井是水平井开采技术的关键，是认识油气藏和评价油气藏的重要手段。

During the teaching, some acquainting approaches of culture are often interwoven.

在教学中，不同的教学目的和不同教学层次，文化教学的方法和内容是有所区别的。原则上应当是：与语言教学同步互补。

The basic dimensionality model is also given, and features of sharing information are analyzed with the model. Third, information acquest and cognition are distinguished to establish the information cognition level model in mathematics.

建立了信息认知层次模型，区分了信息获知与信息认识，并进行了相关数学定义。

Quick and accurate acquest of signal is critical for the utility of an LPI radar.

准确、快速的扩频码同步是编码LPI雷达系统实用的前提。