查询词典 acoustic

The techniques of subband adaptive filtering are used to design the Acoustic Echo Canceller in this dissertation.

本文利用子带自适应滤波技术进行声学回声消除设计。

An increase in the blood flow velocity of internal jugular vein,the abnormal acoustic frequency and its spectrum of TCD were signs indicated that the blood stream of CCF were drained by the superior and/or inferior petrous sinuses.TCD could detect the superficial sylvian vein where the blood flow velocity increased when the cortical veins were the main veins draining CCFs.

异常眼静脉搏动征，血流反向是诊断CCF眼上静脉引流的可靠指标；颈内静脉流速增高，声频及频谱异常是CCF血流经岩上窦、岩下窦引流的征象；当以皮层静脉引流为主时，颅内常可检出流速增高的侧裂静脉。

The initial stage is mainly concerned with aesthetic attention, expectation, and attitude; the climax stage deals with acoustic perception, intuition, imagination, emotional experience, comprehension, synesthesia, and sympathism; the continuity stage, however, refers to aesthetical criticism.

音乐审美初始阶段涉及的主要审美心理因素是音乐审美注意、审美期望及审美态度；音乐审美高潮阶段涉及的主要审美心理因素是音响感知、直觉与通感，想象联想、情感体验以及理解认识、顿悟与共鸣等。

The data acquisition subsystem based on AT89C51 acquires multichannel acoustic signal synchronistically and stores digital signals in the shared memory.

基于单片机AT89C51的数据采集子系统完成对多路声信号的同步采集，并把数字信号保存到片外共享存储器中。

All the top-floor rooms have a Tegular tile system covering the ceilings, which hides the underside of the sheet cladding on the roof (except in the music room, which has acoustic panels).

所有顶楼的房间，除了音乐厅是用吸音板覆盖了屋顶，其余房间的屋顶全部使用砖瓦盖没，掩盖了屋顶的复合钢架。

Lateral tumors in adults often appear extraaxial and may simulate meningiomas of the cerebellopontine angle or tentorium, acoustic neuromas, ependymomas, glomus jugulare tumors or metastases, solid hemangioblastoma and choroid plexus papilloma.

位于外侧的肿瘤经常表现类似于轴位病变，与桥小脑角区或幕下脑膜瘤、听神经瘤、室管膜瘤、颈静脉球瘤或转移瘤、实性血管母、以及脉络膜乳头状瘤相类似。

For type III sulcus associated with thyroarytenoid muscle atrophy, autologous fat injection was carried out also. The voice acoustic quality and video laryngostroboscopic data were evaluated before and after surgery.

后者声带固有层存在不同程度的缺陷，不仅可以引起声门闭合不良，声带振动功能也受到影响，患者会出现明显的声音嘶哑。

One of the founders of Oregon, Ralph Towner is one of the few modern jazz musicians to specialize on acoustic guitar. His playing often stretches beyond the boundaries of conventional jazz into world music and is quite distinctive.

Ralph Towner 小时候学过钢琴和小号，在奥瑞冈大学学习作曲，二十三岁毕业后才开始接触吉他，并组建了爵士乐界声明显赫的 Oregon 乐团。

Acoustics and vibration - Laboratory measurement of vibro-acoustic transfer properties of resilient elements - Part 2 : dynamic stiffness of elastic supports for translatory motion - Direct method.

NF S31-030-2-2000 声学和振动。弹性元件振动声学传输性能的实验室测量。第2部分：平移运动用弹性支架的动态劲度。

It is discovered through the research that there is a better regularity between the acoustic wave traveltime, electrical resistivity of the sandstone and burial depth.

压力封存箱的封隔作用有效地保护了砂岩的次生孔隙，同时在成藏过程中，酸性水对压力封存箱内部砂岩次生孔隙的形成十分有利。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。