配偶 发表于 2025-3-25 04:10:11

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receptors 发表于 2025-3-25 10:01:18

Jörg-Peter Ewertguration of Walker constellation, we deduce the geometric relationship between the satellite phase interval and the line-of-sight angle of earth station at different elevation angles, and then analyze the law between constellation scale and line-of-sight angle of adjacent satellites. According to th

倾听 发表于 2025-3-25 14:12:14

Jörg-Peter Ewertthe Space-based Network, traditional Internet and Mobile Communication Network. The construction of the future SIN will provide the ability of global real-time communication and comprehensive information services, which makes it possess a wide application prospect. The future SIN will realize inter-

宿醉 发表于 2025-3-25 19:42:26

Jörg-Peter Ewertng. For the navigation constellation, the number of optical nodes is increased, which further improves the navigation accuracy and time synchronization accuracy. More time slots are available to enable the navigation constellation to provide better extended service functions. However, the sharp incr

盘旋 发表于 2025-3-25 21:02:09

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Talkative 发表于 2025-3-26 01:08:04

efficiency and the spectral efficiency become two key performance metrics. However, these two metrics always increase in an opposite way. Quasi-constant envelope OFDM technology can provide high data rate communication links and maintain the peak-to-average power ratio (PAPR) less than 3 dB. It prov

你敢命令 发表于 2025-3-26 07:40:42

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menopause 发表于 2025-3-26 09:40:53

How Does a Stimulus Elicit Muscle Contraction?,ns (receptors) and effector organs (effectors) are related through the nervous system. Sensory cells, nerve cells, and muscle cells have one thing in common: at rest, owing to the nature of their cell membranes, they represent charged batteries, negative on the inside, positive on the outside. Their

惊惶 发表于 2025-3-26 13:13:10

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Radiation 发表于 2025-3-26 19:56:20

Neurobiological Basis for the Recognition and Localization of Environmental Signals: How Does a Toavironment (via retino-tectal projection paths, see p. 101) . This has been demonstrated in experiments where, with the aid of a relatively sophisticated electrophysiological recording technique (Fig. 161), the neuronal responses from single optic nerve fibers were recorded in the optic tectum
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查看完整版本: Titlebook: Neuroethology; An Introduction to t Jörg-Peter Ewert Textbook 1980 Springer-Verlag Berlin Heidelberg 1980 Behaviour.Neurophysiologie.Stimul