• RESULTS & CONCLUSION:The ethanol refluxing process is better than the ethanol ultrasonic process in the extraction of icariin.

    结果结论乙醇回流法对淫羊藿苷提取效果优于乙醇超声法

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  • Subject for carbide wire drawing dies, it analyses the problems related to ultrasonic machining equipment, investigates ultrasonic process and introduces the production and test of dies.

    本文硬质合金拉丝试验研究对象,探讨超声加工设备有关问题,进行了超声加工工艺研究,介绍了拉丝生产试验情况。

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  • The researchers used water and an ultrasonic extraction process, followed by gas chromatography-mass spectrometry to quantify the amount of cocaine in more than 230 bills collected in 17 cities.

    研究人员17个城市收集到230张纸币样本,并使用超声波提取方法,再加上相色谱分析-质谱法样本进行测试。

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  • The promotion effect of intensity ultrasonic wave on electropolishing process and the influence of ultrasonic wave on polishing quality were analyzed, and better processing parameters were obtained.

    分析功率超声波电化学抛光过程促进作用电流密度对抛光效果影响,获得了较为合理工艺参数

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  • On-line testing shows that, this digital ultrasonic peening power supply based on DSP can make the system work at the resonance state, and the peening process is stable.

    联机试验表明本文研制的基于DSP的数字化超声冲击电源可以使系统工作谐振状态,冲击过程稳定。

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  • During machining, ultrasonic vibration of workpiece can improve the machining process.

    加工过程中,通过超声波振动工件加工工艺得到改善。

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  • Furthermore, linking with practical experience, to explore the common process of ultrasonic cleaning and the rational choice to the technological parameters of ultrasonic cleaning for valve parts.

    结合实际经验探讨类零件超声清洗一般流程超声清洗工艺技术参数合理选择

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  • Objective To study the application of inorganic ceramic membrane microfiltration coupled with ultrasonic in the process of refining Bitong medicinal liquor.

    目的研究无机陶瓷耦合超声技术痹通药酒澄清过滤中的应用

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  • Defects can be evaluated accurately by the knowledge of technological process and applying ultrasonic information synthetically.

    了解工艺过程,综合运用超声波信息可以准确地对缺陷进行判断。

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  • The propagation process of ultrasonic pulse along solid-solid interface is recorded by the dynamic photo-elastic method in this paper.

    本文报导了用动态记录沿两种玻璃形成界面超声脉冲传播过程

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  • The ultrasonic soldering process of aluminium heat exchangers and a few important factors effecting on the soldering are reviewed.

    论述了热交换超声波工艺及其影响钎焊几个关键因素

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  • The effect of power ultrasonic on the solidification process of Babbit was investigated.

    研究功率超声巴氏合金凝固过程影响

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  • By the test about the volumetric dilatancy in rocks under the uniaxial compression with ultrasonic, the propagation of ultrasonic S-wave was analyzed in the compressing process of different rocks.

    通过超声波单轴压缩试验岩石扩容现象测试,分析超声横波不同岩石压缩过程中的传播情况

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  • In order to get low surface roughness and high material remove rate, basic research on the optimization of process parameters in creep feed ultrasonic grinding engineering ceramics was conducted.

    为了加工获得良好表面质量材料去除率,本文开展了蠕动进给超声磨削工程陶瓷参数优化基础研究

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  • Orthogonal experiments were used to find the optimal extraction process of andrographolide by microwave and ultrasonic assisted extraction.

    正交微波超声波辅助提取穿心莲内酯工艺条件进行优化

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  • In the a high frame rate (HFR) ultrasonic imaging system, the weighting process by limited diffraction beams on echo signal takes the most of the calculation time for constructing an image.

    超声成像算法中,回波信号进行有限衍射波束加权处理占用成像大部分计算时间

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  • The result is important for the liquid process of power ultrasonic and indicates that there is the optimal input energy corresponding to the best process effect.

    结果对于功率超声液体处理具有重要意义,说明并不是声能量越大处理效果越,而是存在一个优的输入声能量。

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  • In ultrasonic wire bonding process, the bonding pressure is one of the most important factors to the bonding strength.

    超声引线过程中,键合力影响键合强度重要因素之一

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  • The entire water-based environmentally ultrasonic cleaning process.

    水基环保超声波清洗工艺

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  • This paper deduces the errors sources from the process of ultrasonic longitudinal wave testing and evaluates its uncertainty.

    本文分析了超声波探伤纵波检测误差来源评定了在探伤过程中的不确定度

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  • In the compound process of ultrasonic vibration and grain machining, the discontinuous grinding mechanism caused by ultrasonic vibration is the main factor decreasing normal grinding force.

    深入研究超声振动磨粒切削复合过程,指出超声振动形成断续磨削机制降低法向磨削主要原因

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  • Based on the reviewing of the method of ultrasonic detection for locomotive axle, the choice of process parameters of ultrasonic detection was analyzed.

    回顾机车车轴超声波探伤方法基础,分析超声波探伤的工艺参数选择

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  • The ultrasonic dilution mechanism was analyzed through studying the fabrication process of the Zn-Al alloy matrix composites by high-intensity ultrasonic dilution of XD composites.

    高能超声稀释原位反应烧结块制备铝合金复合材料过程进行研究简要分析了超声稀释机理

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  • A new process involving ultrasonic separation of electrode materials, acid dissolution, precipitation of cobalt and lithium has been applied to recover metals values from spent lithium-ion batteries.

    采用超声波分离电极材料-酸浸-钴沉淀工艺分离并回收废旧锂离子电池中的金属

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  • The action of intensity ultrasonic waves on electrochemical polishing process and the influences of ultrasonic waves on polishing quality have been analyzed.

    分析了功率超声波电解抛光过程作用对抛光效果影响

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  • The application of ultrasonic vibration in metal plasticity working process is a new technique for accelerating working process and improving products quantity.

    超声振动进行金属塑性加工金属冷加工过程中加上超声频振动,促进工艺过程改善产品质量的一种工艺

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  • The ultrasonic extraction process for Folium Lonicerae has been studied with the ultrasonic technology and the most suitable condition for process has been obtained.

    采用超声技术忍冬提取工艺进行研究,找出最佳提取工艺条件

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  • This simulation system can visualize the ultrasonic test process, simulate the ultrasonic propagation path and A-Scan.

    系统实现超声检测过程的三维可视化并超声波传播路径A型显示进行了较为准确的模拟

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  • The ultrasonic ranging module can process 16 input signals simultaneously.

    超声波测距模块实现16路测距信号的采样输入

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  • The ultrasonic ranging module can process 16 input signals simultaneously.

    超声波测距模块实现16路测距信号的采样输入

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