超声震荡,ultrasonic oscillations
1)ultrasonic oscillations超声震荡
1.This paper researches the factors influencing CNTS dispersion by using experimental method,and based on the research results,points out that the CNTS dispersion could be improved byultrasonic oscillations and adding right amount of sodium dodecyl sulfate or sodium dodecyl benzene sulfate can disperse it better.通过实验方法研究了影响碳纳米管分散的因素,结果发现超声震荡可抑制碳纳米管的团聚,而添加适量的十二烷基硫酸钠或十二烷基苯磺酸钠则可以使其分散得更好。
英文短句/例句
1.Effects of Ultrasonic Oscillations and Surfactants on the Dispersion Property of CNTS超声震荡及化学试剂对碳纳米管分散性能的影响
2.Extraction of BHC and DDT Residues in Tea by Ultrasonic Vibration茶叶中六六六、滴滴涕残留的超声波震荡提取法
3.ultrasonic generator超声波振荡器超声波发生器
4.The shouts of the soldiers vibrated in the valley.战士们的呼声在山谷里震荡。
5.His echoing cry woke the mountain valley.他叫喊的回声震荡着山谷.
6.Orchards and corn-fields ring with the hum of labour;果园里和谷田里震荡着嘈杂的劳动声；
7.Study on ultrasonic-assisted electroless nickel plating and performance of deposit超声振荡辅助化学镀镍及其性能研究
8.Design of Ultra Low Phase Noise LC VCO超低相位噪声LC压控振荡器的设计
9.They seemed to shout themselves out there and make the atmosphere ring.他们好象在那儿大声疾呼，叫空气都跟着震荡。
10.Blow, bugles, blow, set the wild echoes flying."响起来,号角,响起来,让激昂的回声在空中震荡"。
11.A Scanning Electron Microscopic(SEM) Evaluation of Efficacy of Ultrasonic Irragation for Root Canal超声荡洗对根管清洁效果的扫描电镜观察
12.Broad Tuning Ultra Low Phase Noise Dielectric Resonators Oscillators可调谐Ku波段超低噪声介质振荡器研究
13.Endotoxin deactivation in artificial glass root canals with ultrasonic treatment超声振荡对于模拟根管内毒素的灭活作用研究
14.Bats use ultrasound to pick up vibratio from their prey.蝙蝠用超声波识别猎物发出的震动。
15.ultrasonic seismic scattering tomography超声地震散射层析成象法
16.The role of ultrasonography in emergercy medical rescue at Wenchuan earthquake超声在地震伤员急救中的地位与作用
17.There was a deafening clapping of hands, and the Hall still rocked with plaudits after Jupiter had retired behind his curtain.接着，掌声震耳欲聋，朱庇特早已退回帷幕后面，欢呼声仍在大厅里震荡。
18.Doctors say the head injury called a concussion is more serious for children and young adults than people might think.医生们表示，脑震荡对儿童和青少年的危害超出了人们的预想。
相关短句/例句
ultrasonic[英][,?ltr?"s?n?k][美]["?ltr?"sɑn?k]超声振荡
1.Through orthogonal experimental design,the preparation of iron oxide nanometer particles byultrasonic-solid phase reaction was studied.研究了纳米氧化铁颜料的制备工艺,采用超声振荡和固相法相结合的方法合成纳米氧化铁。
3)ultrasonic vibration超声振荡
1.The optimum conditions were as follows:PVA 3g,H_2O 20mL,H_2SO_4 8g,ultrasonic vibration 80min,reaction temperature 55℃.利用超声振荡,聚乙烯醇(PVA)与硫酸进行酯化反应制备聚阴离子膜材料。
2.The use ofultrasonic vibration in acetic acid extraction of Ca2+ from wollastonite increased obviously the extraction ratio of Ca2+ ion.研究了超声振荡技术应用于乙酸萃取硅灰石时的钙离子萃取率。
4)ultrasonic surge超声振荡
1.0 nm has been prepared with the sol-gel method,and useultrasonic surge.用溶胶-凝胶法以超声振荡方式制备出粒径为37。
5)ultrasonic oscillator超声振荡器
6)ultrasonic oscillation超声波振荡
1.By using ammonium phosphotungstste (NH4)3[PW12O40], diammonium hydrogen phosphate (NH4)2HPO4 and self-MCM-41 as the raw material, tungsten phosphide (WP) and MCM-41-supported WP catalysts (WP/MCM-41) were prepared by temperature-programmed reduction with H2 underultrasonic oscillation.以磷钨酸铵、磷酸氢二铵和自制的MCM-41为原料,采用超声波振荡、程序升温和高纯氢气还原的方法制备了高比表面积的WP和WP/MCM-41,用XRD、BET、BJH、SEM和EDX表征了所制备的催化剂,考察了晶化时间、原料配比、超声波振荡等因素对MCM-41分子筛制备的影响;考察了载体、负载量、浸渍液pH值、超声波振荡、反应温度和反应时间等因素对催化剂的加氢脱硫活性的影响;并对噻吩的催化加氢脱硫反应的产物进行了分析。
2.The heat cured sand of Al-Mg-B compound phosphate inorganic binder was modified byultrasonic oscillation to binder and adding organic polymer YPPJ while mixing of sand.采用对所研制的粘结剂进行超声波振荡及混砂时加入有机高聚物YPPJ对铝镁硼复合磷酸盐铸造粘结剂热硬砂进行改性。
延伸阅读
超声超声UltrasofliCS是指超出人耳听力范围的高频声(频率超过20000Hz）。超声具有与一般声音共同的物理性质，还具有一些其他重要的物理特性，如能够成束发射，直线传导，方向性好。传导过程中遇有声阻抗不同的反射界面时产生反射、折射、聚焦和散焦等现象。用于临床诊断的超声频率一般为2～7.5MHz。频率越高，对组织结构的分辨力越强，但远场声能容易被组织吸收、衰减，不易穿透较深的层次。
