声学的

The acoustic levitator facilitates a variety of measurements on single panicles or single drops of liquid.

声学悬浮仪能简化单个颗粒或单个液滴的各种测量。

Objective To evaluate the effect of multimodality MR imaging and myocardial contrast echocardiography in determination of myocardial perfusion and decision of myocardial viability.

目的评价MR多技术扫描和心肌声学造影在检测心肌灌注、判断心肌存活中的作用。

Evaluation of a thrust chamber assembly for combustion stability includes analyses for nonacoustic, hybrid and acoustic modes of instability.

评价一个推力室，供大会燃烧稳定性，包括分析nonacoustic ，混合和声学模式的不稳定。

The fractional area changein different parasternal crosssectional levels of short axel of left ventricular cavity were studied with manual and acoustic quantificationmethod in 25 subjects.

用手动轨迹球法及声学定量技术对25例二维超声心动图不同左室短轴切面的面积变化分数进行比较研究。

The acoustic specifications of a group of speech sounds are altered, and this will sooner or later affect phonemic structure.

一群语音的声学特质被改变，迟早会影响音位结构。

Finally, speech developmental link considered in terms of speech intelligibility, phonemic contrast, and acoustic features.

本研究最后考察了言语清晰度、音位对比和声学特征与言语发展的关系。

Based on thedata,this article assessed the stocks of 23 species of 5 commercial taxonomical groups—Trichiuridae were assessed,Decapterus maruadsi,Trachurus japonicus,Nemipterusand Priacanthidae.

1997年12月至1999年6月，利用&北斗&号调查船配置的Simrad EK500回声探测-积分系统在南海北部海域进行了渔业资源声学调查，调查分春(4～6月)、夏(7～9月)、秋(10～12月)、冬(12～2月)4个季节进行。

The most common causes are aortic or pulmonic valve regurgitation.

其强度提示瓣膜泄漏面积、胸腔声学特征、及穿过瓣膜的压力差异。

This paper introduces the key technologies used in MP3, such as subband filter, psychoacoustical model and dynamic noise allocation.

对MP3所用到的几个关键技术，如子带滤波、心理声学模型、动态噪声分配等作出简明介绍。

The representative large projects included: TV Station of LiaoNing, Broadcast and Television of NingXia, TV Station of ChengDu, TV Station of NanJing, TV Station of ShenYang, Broadcasting station of ShenYang, Broadcasting Station of HuBei, Broadcasting and Televisional centers of QinHuangDao and WuXi, Educational Stations of JiangSu and KunMing, Asia TV City, International Conference Center of ShenYang, The Theatre of LiaoNing, Theatre of The China Century Monument and ShenYang Gym.

其中有代表性的大型工程有：辽宁电视台、宁夏广电中心、成都电视台、南京电视台、沈阳电台、湖北电台、秦皇岛、无锡市广电中心、江苏、昆明教育电视台；亚洲电视城、沈阳国际会展中心、辽宁大戏院、中华世纪坛剧场，沈阳体育场。公司直属机构有设计院，工程公司，声学研究所。

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。