1) secondary source
次级振源
1.
The vibration of sound radiation from a rectangular plate controlled by direct force inputs are theoretically analyzed,and the formulae for optimizing secondary source strengthes and calculating the ob- tainable sound and vibration attenuation levels are derived using various cost functions.
推导了在自适应结构振动控制中不同控制目标函数下,次级力源的最优强度以及所能获得的最佳振动和声幅射抵消比计算公式,通过理论和计算分析讨论了次级振源和误差传感器的选择和布放规律。
2) Secondary
次级
1.
Effect of Linear Motor Secondary on Motor Heat;
直线电机次级对电机发热的影响
2.
It fits for small batch testing minitype power transformer s primary no-load electric current,rated electric current and secondary no-load electric current,full-load voltage,load current,etc.
该电路设计简单、构思新颖 ,适合小批量测试小型电源变压器的空载电流、额定电流及次级空载电压、满载电压、负载电流等参
3) secondary-FC and secondary-DFC
次级FC和次级DFC
4) secondary structure
次级构造
5) tributary
次级河流
1.
The results showed that value of TN、TP、potassium permanganate index, SD and Chla were different in each tributary.
通过对三峡库区15条次级河流TP、TN、Chla、高锰酸盐指数、SD和浮游植物的测定,分析了次级河流的营养状态及营养盐输出状况。
6) Secondary target
次级靶
1.
The relationship between K-fluorescent photons and tube voltage is studied by using the reflection anode tube devices in Ag secondary target.
利用反射式阳极产生K荧光的装置,用Ag作为次级靶进行测量,得出不同电压下的K荧光光子数与管电压之间的关系,拟合出K荧光辐射强度的公式。
参考词条
补充资料：有源吸振器
见减振。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。