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- pathologic fourth heart sound 病理性第四心音
- S4.The fourth heart sound (S4, atrial gallop, presystolic gallop) is also the result of altered ventricular compliance.Its cadence has been likened to the soft a of appendix. S4第四心音，又叫房性奔马律，收缩期前奔马律，也是心室顺应性改变的结果。
- fourth heart sound(an abnormal heart sound) 第四心音(一种异常心音)
- A Wavelet Transform Time-Frequency Analysis of the Third and Fourth Heart Sound of Old People 老年人第三第四心音信号小波变换时频分析研究
- fourth heart sound 第四心音
- Then on the heart sound envelope, S1 and S2 were recognized. 然后利用数学形态学方法提取心音信号的包络;
- fourth heart sounds 第四心音
- It consists of a phonocardiogram sensor, a heart sound collecting and processing circuit, and a computer. 该系统由心音传感器、心音信号采集处理电路及计算机组成。
- The 3rd heart sounds is physiology sex, without pathology meaning. 第三心音是生理性的，没有病理意义。
- Cardiovascular examination showed a normal first heart sound but a prominent pulmonic second sound, with no audible murmur of tricuspid insufficiency. 心血管检查显示,第一心音正常,但肺动脉第二心音亢进,未听到三尖瓣关闭不全的杂音。
- Time is sometimes called the fourth dimension. 时间有时被称为第四度空间。
- S3 .The third heart sound (S3, or ventricular gallop) is low-pitched and best heard at the apex with the stethoscope bell. S3第三心音，又叫室性奔马律，低音调，用钟式听诊器在心尖处听得最清楚。
- It also gives a safety design problem analysis using an electret capacitor microphone to pick-up the heart sound signals. 该电路涉及到放大、滤波、电平抬升等电路,并给出了安全设计问题,利用驻极体电容传声器来拾取心音信号。
- The heart sounds are muffled when the pericardial sac is distended with fluid. 当心包充满液体时心音减弱。
- Firstly,the original heart sounds signal was preprocessed by Huang Transform. 首先利用黄变换对心音信号进行预处理;
- Huiying Liang.Iire artimo."A heart sound feature extraction algorithm based on wavelet decomposition and reconstructin,"IEEE,vol.20,no,3,PP.1539-1541,1998. 李勇;高小榕;郭爱雯.;基于连续小波变换得心音信号时频分析
- "Cross the weald of the mind, through heart sound jump about, see small and softly, hear quietly, the bitterness love of[with] etc. is in the faraway distance. 穿越心灵的旷野，透过跳动的心音，细细地看，静静地听，苦等的爱情在遥远的距离之中。
- My heart beat thick in the course of the interview. 在面试过程中我的心跳得厉害。
- I am a soldier of the fourth cavalry. 我是第四骑兵部队的一员。
- Reserve double room June fourth to tenth inclusive. 预订双人房间，六月四日至十日，共六晚，望订妥复电。
