1) acoustic power
声功
1.
However,the main problem of acoustic amplifier is the large acoustic power loss.
声学放大器是一种可显著提高热声发动机输出压力振幅和压比的装置,存在的主要问题是声功损失过大。
2.
In order to increase the acoustic power output of thermoacoustic engine and prepare for multiple loads,multi-output method was proposed with which acoustic power with different qualities could be obtained simultaneously.
为进一步提高热声发动机的声功输出能力并为驱动多负载做准备,提出了热声发动机声功的多路引出方案。
3.
After acoustic power output of the thermoacoustic engine was measured accurately by variable-load method,the mutual relations of power output with pressure ratio,heating power and heating temperature were analyzed.
为提高热声发动机的驱动能力并为有效负载的设计提供参考,对一台行波热声发动机的声功输出特性进行了研究。
3) noise power
噪声功率<声>
4) power ultrasound
功率超声
1.
Effects of acoustic parameters of power ultrasound on wastewater treatment efficiency;
功率超声的声学参数对废水处理效果的影响
2.
Appliance of power ultrasound in separation & purification;
功率超声在分离纯化中的应用
3.
Effect of power ultrasound on induction of Stachys sieboldii leaf callus and growth of axillary bud;
功率超声对地灵叶片愈伤组织诱导和芽生长的影响
5) sound power
声功率
1.
Application of Kalman filter to measurement of sound power for medical ultrasonic diagnostic equipment;
Kalman滤波器在医用超声诊断设备声功率计量中的应用
2.
Determination of scanning parameters during measurementon sound power of quadrupole source by scanning sound intensity method;
扫描声强法测量四极子声源声功率时参数确定
3.
Application of acoustic fields reconstruction for sound power prediction
利用声场重构预估声源辐射声功率
6) high-intensity ultrasonic
功率超声
1.
The effect of high-intensity ultrasonic treatment on the solidified microstructure of horizontal continuously cast Al-1%Si alloy was investigated, and the mechanism of the treatment was studied.
研究了Al-1%Si合金水平连铸过程中施加功率超声对铸坯凝固组织的影响,并对其机理进行了探讨。
2.
Experimental results indicate that with the application of high-intensity ultrasonic melt treatment, the first inflexion of cooling curve moves left, and the slope changes.
研究了水平连铸过程中在保温炉内施加功率超声熔体处理对Al-1％Si合金凝周过程的影响。
补充资料：抗声纳功能复合材料
分子式：
CAS号：
性质：一种特殊用途的水声吸声材料。以橡胶、聚氨酯等黏弹性材料或塑料等为基材，加多孔性填料，并以纤维等材料增强制成复合材料，再制成特殊形状的声纳吸声结构。该材料的有效吸声频带宽，吸声效果好，消声可达20～40dB。在高静压下仍具有良好的吸声性能是这类材料的突出特点。材料能在海洋环境条件下长期使用，并具有优良的耐大气老化性能。抗声纳复合材料敷设于潜艇等水下兵器的表面，吸附对方主动声纳发射的探测声波，减少自噪声辐射，以达到潜艇隐身目的。故也称作声隐身材料，无声反射材料或消声瓦。
CAS号：
性质：一种特殊用途的水声吸声材料。以橡胶、聚氨酯等黏弹性材料或塑料等为基材，加多孔性填料，并以纤维等材料增强制成复合材料，再制成特殊形状的声纳吸声结构。该材料的有效吸声频带宽，吸声效果好，消声可达20～40dB。在高静压下仍具有良好的吸声性能是这类材料的突出特点。材料能在海洋环境条件下长期使用，并具有优良的耐大气老化性能。抗声纳复合材料敷设于潜艇等水下兵器的表面，吸附对方主动声纳发射的探测声波，减少自噪声辐射，以达到潜艇隐身目的。故也称作声隐身材料，无声反射材料或消声瓦。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条