左右连贯
发表于 2025-3-26 22:26:59
Gisela Stoltenburg-Didinger,Holger Altenkirchnces upon animals was evident over half a century ago, emphasis has been placed until recently on the toxicity of silicon, mainly its involvement in silicosis (King and Belt, 1938). It is only within the last decade that silicon has been recognized as participating in the normal metabolism of higher
botany
发表于 2025-3-27 02:14:56
Bernard S. Jortnerhe same time, it discusses the future interdisciplinary research that will be needed to further our knowledge and potential applications of Si in agriculture and in the environmental sciences in general. As the second most abundant element both on the surface of the Earth’s crust and in soils, Si is
固定某物
发表于 2025-3-27 08:27:58
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核心
发表于 2025-3-27 13:27:49
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bifurcate
发表于 2025-3-27 14:36:09
Yuzo Hyashi,Akihiko Maekawa,Shinsuki Yoshimura) . The advantages of millimeter waves are high bandwidth for communication applications, high resolution for sensor applications, and high antenna gain with small antennas. Besides III-V compound based devices also Silicon Monolithic Millimeter-Wave Integrated Circuits (SIMMWICs) were
必死
发表于 2025-3-27 19:22:00
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心胸开阔
发表于 2025-3-28 01:24:34
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Entirety
发表于 2025-3-28 03:54:01
Robert R. Myers,Michael W. Kalichman,Henry C. Powellct localization and sensor networks. The most important characteristic of UWB is the operation in power-limited regime while achieving high channel capacity. The main challenge lies in designing transceivers for wideband signals...Distributed integrated circuits provide intrinsic wideband characteri
使熄灭
发表于 2025-3-28 09:39:22
Yuzo Hayashi,Michihito Takahashi,Toshiaki Hasegawact localization and sensor networks. The most important characteristic of UWB is the operation in power-limited regime while achieving high channel capacity. The main challenge lies in designing transceivers for wideband signals...Distributed integrated circuits provide intrinsic wideband characteri
temperate
发表于 2025-3-28 12:28:32
Kenneth R. Reuhled distributed circuits.Unveiling new multi-antenna UWB tran.Ultra-wideband (UWB) is a promising technology for high speed short distance communication, as well as low data-rate low power communication for object localization and sensor networks. The most important characteristic of UWB is the opera