A vibrator working in wells for enhancing oil recovery was designed,which composed of actuator,sound radiator and so on.
设计了由驱动器和声辐射器等组成的井下振动采油系统,建立了振动器的动力学模型,并进行了驱动电流与驱动器输出力大小之间关系的实验研究。
Soup-free emulsion polymerization of n-butyl acrylate by ultrasonic irradiation;
超声辐射丙烯酸丁酯无皂乳液聚合
The core-shell Ag-Ga/polymethyl methacrylate nanoparticles were prepared by the emulsion polymerization method under ultrasonic irradiation in-situ without any initiators or metal reducer.
在不加任何引发剂和金属还原剂的条件下,超声辐射双原位引发乳液聚合制备纳米银镓合金/聚甲基丙烯酸甲酯(Ag-Ga/PMMA)复合粒子。
The use of ultrasonic irradiation in the presence of PTC for organic synthesis is well documented.
使用超声辐射及相转移催化剂,采用活性基团亚结构连接接法,由反式桂皮酸(即3-苯基烯丙酸)出发,经酰化、异硫氰酸酯化,与4,6-二取代嘧啶加成等多步反应制备了9种N-′(4,6-二取代嘧啶-2-基)-N-桂皮酰基硫脲(4a~4i),其结构经IR、1H NMR、元素分析测试技术得到确证。
Study on the characteristics of vibration and sound radiation of shell applying statistical energy analysis;
运用统计能量法研究壳体的振动与声辐射特性
Review on vibration and sound radiation from submerged composite structures;
粘弹性复合材料结构水中振动及声辐射研究进展综述
Vibration and sound radiation characteristic of the thin plate in different surrounding media;
薄板在不同媒质中振动及声辐射特性研究
Synthesis of aromatic aldehyde and ketone thiosemicarbazones in aqueous solution under ultrasound irradiation;
超声辐射水溶液中取代芳醛、芳酮缩氨基硫脲的合成
Solvent-free Knoevenagel condensation reaction under ultrasound irradiation,noncatalyst;
超声辐射下的无溶剂Knoevenagel缩合反应
Changes of bFGF protein and mRNA in vulva skin of rabbit after ultrasound irradiation;
超声辐射兔外阴皮肤后组织中bFGF蛋白和mRNA的变化
LVT Induced Pinacol Coupling under Ultrasound Irradiation;
超声辐射下低价钛诱发的片呐醇偶联
Cannizzaro Reaction of Aromatic Aldehydes under Ultrasound;
超声辐射下芳香醛的Cannizzaro反应
Studies on the Michael Reaction under Ultrasound Irradiation;
超声辐射在迈克尔反应中的应用研究
The Effects of Radiation in Vaginal Ultrasonography on the Human Early Embryos;
阴道超声辐射对人类早孕胚胎的影响
Ultrasonic Synthesis of 3,3'-Azobenzene Diacid Chloride
超声辐射合成3,3′-偶氮苯二甲酰氯
Synthesis of 1,1-Diacetates via H_2SO_4 Catalysis under Ultrasonic Irradiation
超声辐射下硫酸催化合成1,1-二乙酸酯
Influence of Acoustic Contrast Agent with Diagnostic Ultrasound on Rabbits' Testicular Germ Cells
超声造影剂在超声辐射下对兔子睾丸生精细胞的影响
Supersonic synthesis of 1-methoxy-4-(2-ethyl) hexyloxybeneze
超声辐射合成1-甲氧基-4-(2-乙基)己氧基苯
Synthesis of cis and trans-2,6-diphenyl-1,4-diselenafulvenes under ultrasound conditions
超声辐射下顺、反2，6-二苯基1，4-二硒富烯的合成
Ultrasound Irradiation Preparation and Characterization of Inorganic/polymer Nanocomposites;
无机/聚合物纳米材料的超声辐射法制备与表征
Studies of Reactions for Drug Synthesis in the Presence of Transition Metal under Ultrasound Irradiation;
超声辐射下过渡金属参与的药物合成反应研究
Degradation of Xylene and Benzene in Wastewater by Ultrasonic Radiation;
超声辐射下废水中二甲苯和苯酚的降解
Applications of Ultrasound Irradiation in Some Condensations;
超声辐射在一些缩合反应中的应用研究
Studies on the Cyclocondensations under Ultrasound Irradiation;
超声辐射在环化缩合反应中的应用研究
Study on Measuring Technique of Ultrasonic Radiation Force Based on Machine Micro-vision;
基于机器微视觉的超声辐射力检测技术的研究
Numerical Study on Beamforming Emission Baffle Shapes in a Horseshoe Bat;
鲁氏菊头蝠超声辐射波束形成结构的数值研究
Synthesis of Acetylsalicylic Acid Catalyzed by Molecular Iodine Under Ultrasound Irradiation;
超声辐射分子碘催化乙酰水杨酸的合成研究
The Synthesis of Pyrazole Derivatives under Ultrasonic Wave;
超声波辐射下合成新型吡唑类衍生物