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3 天前 · Glucose is a sugar with the molecular formula C 6 H 12 O 6.Glucose is overall the most abundant monosaccharide, a subcategory of carbohydrates.Glucose is mainly made by plants and most algae during photosynthesis from water and carbon dioxide, using energy from sunlight, where it is used to make cellulose in cell walls, the most abundant carbohydrate in the world or, ATP(Adenosine Triphosphate ...
1 天前 · Wireless LAN (WLAN) channels are frequently accessed using IEEE 802.11 protocols. The 802.11 standard provides several radio frequency bands for use in Wi-Fi communications, each divided into a multitude of channels numbered at 5 MHz spacing (except in the 45/60 GHz band, where they are 0.54/1.08/2.16 GHz apart) between the centre frequency of the channel.
2024年5月27日 · Capsaicin (8-methyl-N-vanillyl-6-nonenamide) (/ k æ p ˈ s eɪ s ɪ n / or / k æ p ˈ s eɪ ə s ɪ n /) is an active component of chili peppers, which are plants belonging to the genus Capsicum.It is a chemical irritant and neurotoxin for mammals, including humans, and produces a sensation of burning in any tissue with which it comes into contact. . Capsaicin and several related amides ...
3 天前 · Bell Labs is an American industrial research and scientific development company. Researchers from there are credited with the development of radio astronomy, the transistor, the laser, the photovoltaic cell, the charge-coupled device (CCD), information theory, the Unix operating system, and the programming languages B, C, C++, S, SNOBOL, AWK, AMPL, and others.
2 天前 · Ratatouille (/ ˌ r æ t ə ˈ t uː i / RAT-ə-TOO-ee) is a 2007 American animated comedy-drama film produced by Pixar Animation Studios for Walt Disney Pictures. The eighth film produced by Pixar, it was written and directed by Brad Bird and produced by Brad Lewis, from an original idea by Jan Pinkava, who was credited for conceiving the film's story with Bird and Jim Capobianco.
3 天前 · t. e. The viscosity of a fluid is a measure of its resistance to deformation at a given rate. [1] For liquids, it corresponds to the informal concept of "thickness": for example, syrup has a higher viscosity than water. [2] Viscosity is defined scientifically as a force multiplied by a time divided by an area.
4 天前 · Avatar: The Last Airbender, also known as Avatar: The Legend of Aang in some regions, is an American animated fantasy action television series created by Michael Dante DiMartino and Bryan Konietzko and produced by Nickelodeon Animation Studio. Avatar is set in a largely Asiatic-inspired world in which some people can telekinetically manipulate one of the four elements—water, earth, fire or ...
