哀悼
发表于 2025-3-25 03:37:10
Occult aortic aneurysmath within hours or at most days. When an aneurysm ruptures anteriorly through the posterior peritoneum there can be no tamponade of the haemorrhage and exsanguination into the peritoneal cavity is immediate. Such patients seldom reach hospital alive and have no chance of surgical rescue. In some 40
choroid
发表于 2025-3-25 09:49:28
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轿车
发表于 2025-3-25 12:08:55
tions (11-Ds) in real-world practical applications..Section 6.1 first presents, in a heuristic approach, the.forming the field of time-frequency signal processing, incorporating recent developments, such as the design of high resolution quadratic TFDs for multicomponent signal analysis..Section 6.2
TAP
发表于 2025-3-25 16:08:45
Richard G. Petty applications to integral equations. During the period of 1904–1910, Hilbert published a series of six papers, subsequently collected in his classic book . published in 1912. It contained many general ideas including Hilbert spaces (ℓ. and .), the compact operators, and orthogonality, and had a trem
debunk
发表于 2025-3-25 22:48:47
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stressors
发表于 2025-3-26 03:01:56
on, and sampling theory. One of the main reasons for the discovery of wavelets and wavelet transforms is that the Fourier transform analysis does not contain the local information of signals. So the Fourier transform cannot be used for analyzing signals in a joint time and frequency domain. In 1982,
prostatitis
发表于 2025-3-26 07:12:46
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残暴
发表于 2025-3-26 10:11:02
Sophie C. Renton,Andrew N. Nicolaidesof audio subband coding shown in Figure 5.1.1. Let us say that one needs to sample the signal at a 10-kHz rate which corresponds to a bandwidth of 5 kHz.* If we need an accuracy of 16 bits, then we need to transmit or store a total of 160 Kb/s. As shown in Figure 5.1.1, in practice, the energy near
HALO
发表于 2025-3-26 16:00:37
Michael J. Grigg,Kenneth A. Myersradio-frequency (r.f.) amplifier, and the antenna. On the receiving side, one needed a receiving antenna, a preamplifier, and a demodulator. Because of the wireless communication which involves networking, the complexity is steadily growing and it will continue to do so to accommodate wireless acces
有杂色
发表于 2025-3-26 18:08:51
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