1) minor orifice
第二小孔
1.
In this paper an experimental investigation on a recently developed two stage double inlet pulse tube refrigerator with a minor orifice is introduced.
介绍最近研制的一台双向进气带第二小孔阀型二级脉管制冷机实验情况。
2) Foramina secunda
第二孔
3) secondary port
第二孔口
4) second maxillae
第二小颚
5) second generation wavelet
第二代小波
1.
Application of De-noising Based on Second Generation Wavelet to Blind Source Separation;
第二代小波降噪在盲源分离技术中的研究应用
2.
Aiming at difficulty of weak impactive roller bearing fault feature extraction of composite faults,a demodulation method based on the second generation wavelet and the empirical mode decomposition(EMD) is proposed to separate the coupling features of a composite fault and to extract the fault feature of a roller bearing.
针对复合故障中滚动轴承微弱冲击性故障特征难于提取的问题,提出基于第二代小波和EMD的解调方法,进行复合故障的耦合特征分离和轴承损伤性故障微弱信号的特征提取研究。
3.
A new extended construction method of the second generation wavelet based on construction of the second wavelet was proposed.
在第二代小波构造的基础上,提出了一种扩展的第二代小波构造方法。
6) second generation wavelets
第二代小波
1.
Based on second generation wavelets(SGW), a multiresolution finite element method is presented,and the corresponding adaptive algorithm is constructed.
为了有效地实现有限元自适应分析中函数平滑逼近和细节信息的分离,根据提出的第二代小波有限元多分辨分析方法构造了相应的自适应算法。
2.
This paper is concerned with a new method of compression using the second generation wavelets based on the lifting algorithm, which is a simple but powerful wavelet construction method.
充分利用基于提升算法的第二代小波的优点 ,对水轮发电机组在线监测与性能试验系统的大量数据实现了动态压缩存储。
补充资料：第二孔(继发孔)型缺损
第二孔(继发孔)型缺损
ostium secondary defect
是心房间隔在形成上发生障碍，一般缺损较大，多在卵圆孔附近称第二孔(继发孔)型缺损。
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