查询词典 high frequency

Methods73 cases were choosed,which were female patient,and were diagnosed as parenchymatous tumor by ultrasound,were punctured guided by high frequency with au-tomatic biopsy gun and16G puncture needle made in Japan.2~3 pieces sampled and tested for pathology.

对73例超声诊断乳腺实质性肿块的女性患者，采用日本生产自动活检枪及16G活检针，在超声引导下穿刺乳腺肿块，取出组织2~3条，送病理学检查。

Methods 56cases were choosed, which were female patient,and were diagnosed as parenchymatous tumor byultrasound,were punctured guided by high frequency with au-tomaticbiopsy gun and18G puncture needle made in Japan.2pieces sampled andtested for pathology.

对56例超声诊断乳腺实质性肿块的女性患者，采用日本生产自动活检枪及18G活检针，在超声引导下穿刺乳腺肿块，取出组织2块，送病理学检查。

By using fitting device 7 alloy and samples are made to remain zero electric potential and stay in the stainless steel netty active screen connected with the cathode in the high-frequency pulse plasma diffusion equipment .

通过工装使7A52铝合金及45钢试样在高频脉冲等离子扩渗炉中处于零电位，并置于接阴极的不锈钢网状活性屏中。

By using fitting device 7A52-aluminum alloy and 45-steel samples are made to remain zero electric potential and stay in the stainless steel netty active screen connected with the cathode in the high-frequency pulse plasma diffusion equipment .

通过工装使7A52铝合金及45钢试样在高频脉冲等离子扩渗炉中处于零电位，并置于接阴极的不锈钢网状活性屏中。

The way of high frequency intermittent aeration suppresses the activity of nitrobacteria, and also...

实验结果表明，高频间歇式曝气方式在抑制了硝酸细菌的活性的同时也消除了亚硝酸盐浓度和pH大幅波动对亚硝酸细菌和厌氧氨氧化细菌活性的影响；在曝气阶段，溶解氧浓度被控制在1.2～1.4mg·L-1，亚硝酸细菌成为主体细菌，亚硝酸盐积累；在缺氧阶段，随着溶解氧浓度迅速降低，厌氧氨氧化细菌成为优势菌种，曝气阶段积累的亚硝酸盐与氨氮同时被去除。

Prony algorithm is very sensitive for noise, the generator angle data collected by PMU usually contains much noise of high frequency.

Prony算法对噪声比较敏感，PMU采集的功角数据通常都含有大量高频噪声。

Vibroseis that is capable of exciting high frequency signals and is of strong noise immunity has been widely used in petroleum industry both at home and abroad.

石油地震勘探使用的可控震源可以激发高频信号，并具有较强的抗干扰能力，已在国内外广泛使用。

Objective To assess the value of high frequency ultrasound in early finding and diagnosing carciˉnoma of thyroid in health screening.

目的 探讨高频超声在健康体检中对甲状腺癌的早期发现及诊断价值。

Domestic and overseas new technologies about conference system based on digital network in recent years are introduced, namely digital processing and transmission, high-frequency and infrared transmission, NOMA, mute corresponding interaction, camera shot auto tracking, video conference system, interactive digital board, multi-assembly-room system control, and audio-video and lighting network centralized control platform technology.

着重介绍近年国内外基于数字网络的会议系统新技术如数字处理和传输、高频和红外传输、NOMA、哑声对应互动、摄像自动跟踪、会议电视、交互数字白板以及多会议室系统控制和声像灯光网络化集控平台等技术，并举出典型的应用实例。

Methods Ninety-two clinically confirmed RA patients underwent high frequency ultrasonography. Maximum thickness and arterial RI of the wrist synovium were measured in active and nonactive stage.

选择临床确诊RA患者92例行高频超声检查，分别测量活动期和非活动期RA患者腕关节滑膜内动脉的RI值及滑膜最大厚度。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。