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- ultrasonic pulse current 超音频脉冲电流
- Special pulse current technology solvesthis issue well. 采用特别的脉冲电流技术能很好地解决这个问题。
- It can provide large pulse current to load for discharge. 它可为负载提供大电流脉冲放电。
- It possesses outputs of AC, DC, AC pulse and DC pulse current. 它可以输出矩形波交流、直流、交流脉冲和直流脉冲四种电流。
- A low? cyanide bright gold plating process with pulse current was developed. 开发出一种低氰脉冲光亮镀金工艺。
- The testing results of ultrasonic pulse velocity (UPV) and temperature from disk-shaped specimens are generated and used as the training and testing data for SVM. 中文摘要混凝土为目前国内通用之建筑材料,近年来炉石常用来添入混凝土以考量环保、工作性、经济性与耐久性。
- In the process of ultrasonic testing of multi-layered interface, it is difficult to distinguish interface-echo from ultrasonic pulse echo because of peculiar structure. 摘要超声检测在多界面粘接检测应用中,由于多界面结构的特殊性,造成回波信号不易分辨。
- A pulsed current solenoid wiggler[J]. 引用该论文 严祖祺.
- This system adopts ultrasonic pulse echo to measure distance,uses temperature sensor DS1624 to obtain ambient temperature which is used to compensate the measurement errors by soft programming. 该系统采用超声波脉冲回波测量方法测量摊铺料厚度,利用温度传感器DS1624测量环境温度,通过软件对温度引起的测量误差进行补偿;
- The zinc-iron alloy electroplating technology in zincate solution by pulse current was investigated. 介绍了在锌酸盐溶液中脉冲电镀锌-铁合金工艺。
- The properties of oxide-film can be improved greatly by using pulse current to anodize aluminum and aluminum alloy. 铝及铝合金脉冲阳极氧化能提高氧化膜性能。
- The system includes a line-focus PVDF transducer, a four-axis precise moving framework, an NI PXI bus embedded controller, an ultrasonic pulse generator/receiver and a digital oscilloscope. 系统由线聚焦PVDF探头、四轴精密运动平台、NI PXI总线嵌入式控制器、超声脉冲产生/接收仪以及数字记忆示波器组成。
- At last the large pulse current in a reconnection EML is measured with this system, and the result is satisfying. 最后,采用此系统测量了重接式电磁发射装置中的电流,取得了令人满意的效果。
- The progress of hard anodizing investigation employing A.C. superimposed on D.C., pulse current and alternating cu... 着重评述了交直流叠加,脉冲电流和交流电源在硬质阳极氧化研究中的进展情况。
- Hence the coil can be still stable against a pulsed current shock. 因此,在遭遇大电流冲击时,线圈仍有可能保持稳定。
- The effect of pulse current parameters on the internal stress of electroformed layer is discussed based on the test. 通过试验,讨论了脉冲电流电参数对镍铸层内应力的影响;
- The results showed that wear ratio of copper tool-electrodes electroformed with pulse current were obvious lowe... 结果表明,脉冲电铸铜电极可降低损耗,且在一定工艺条件下脉冲电铸电极具有优异的耐电蚀性能。
- Ying C F. Photoelastic Visualization and Theoretical Analyses of Scattering of Ultrasonic Pulses in Solids,Physical Acoustics. Vol. XIX. 应崇福;张守玉;沈建中.;超声在固体中的散射
- The proposed realtime ERT system is excited by hi-directional pulse current source. 该系统采用双极性脉冲电流激励模式,避免了直流激励下的介质电极化现象。
- A quantitative analysis for dynamic stability of a set of superconducting partial torus in a fusion reactor under a pulse current over a stationary current is given. 对于聚变反应堆中超导载流磁体在稳态电流基础上受到脉冲电流影响时的动力稳定性给出了定量分析方法。