Q:I saw a cell phone in the magazine, the global release of 900, no camera, what function is F1 carbon fiber material, actually sold 40000 yuan a piece!.. Everyone said that the circulation is so small, worth so much money? Or carbon fiber material worth so much money?

In fact, whether carbon fiber or 900 are gimmicks, he is in the advertising of this mobile phone to deceive people

Q:How is carbon stored in the Earth's crust?

Various forms of carbon are stored in the Earth's crust through different geological processes. One primary method of storage involves the creation of sedimentary rocks like limestone, dolomite, and chalk. These rocks consist mainly of calcium carbonate, which comes from the shells and skeletons of marine organisms that existed millions of years ago. As time passes, these remains gather on the ocean floor and become compressed and cemented, effectively trapping carbon within them. Another way carbon is stored in the Earth's crust is through carbonation. Carbon dioxide (CO2) from the atmosphere can dissolve in water and react with specific minerals, like basalt, leading to the formation of carbonate minerals such as calcite or magnesite. This natural process occurs through chemical weathering and volcanic activity, aiding in the sequestration of carbon within the Earth's crust. Moreover, organic carbon takes the form of fossil fuels, including coal, oil, and natural gas. These fuels are the remnants of ancient plants and microorganisms that lived and perished millions of years ago. Over time, the organic matter becomes buried and subjected to high pressure and temperature, resulting in a process known as diagenesis, which eventually converts it into fossil fuels. These deposits serve as carbon reservoirs within the Earth's crust. In summary, the Earth's crust acts as a significant carbon sink, efficiently storing carbon through processes such as the formation of sedimentary rocks, carbonation, and the accumulation of fossil fuels. However, it is crucial to note that human activities, particularly the combustion of fossil fuels, are releasing substantial amounts of stored carbon into the atmosphere, contributing to global climate change.

Q:What materials can be carbonitriding?

Low temperature carbonitriding for high alloy tool steel, high-speed steel tools, etc., in temperature carbonitriding is under great pressure not only in carbon steel wear parts, high temperature carbonitriding is mainly used for medium carbon steel and alloy steel under great pressure.

Q:How is carbon used in the production of nanoelectronics?

The production of nanoelectronics involves the diverse utilization of carbon. One of the most notable applications is seen in the creation of carbon nanotubes (CNTs), which are cylindrical structures composed solely of carbon atoms. These nanotubes possess exceptional electrical and mechanical properties that render them highly suitable for incorporation into nanoelectronic devices. CNTs can serve as transistors, which serve as the fundamental building blocks of electronic circuits. Due to their diminutive size and outstanding electrical conductivity, CNT transistors have the capacity to generate high-performance, low-power devices. Consequently, they hold the potential to supplant conventional silicon transistors, thus enabling the development of more sophisticated and compact electronic devices. In addition, carbon plays a pivotal role in the production of graphene, a single layer of carbon atoms arranged in a two-dimensional honeycomb lattice. Graphene exhibits extraordinary electrical conductivity, thermal conductivity, and mechanical strength. Consequently, it can function as a conductive material in nanoelectronics, thereby facilitating the creation of swifter and more efficient electronic devices. Moreover, carbon-based materials can be employed in nanoelectronics for energy storage purposes. For example, carbon nanotubes and graphene can be harnessed in supercapacitors, energy storage devices that possess the ability to rapidly store and discharge substantial amounts of electrical energy. These carbon-based energy storage systems hold the potential to revolutionize the realm of portable electronics and electric vehicles. In conclusion, the extensive utilization of carbon in the production of nanoelectronics can be observed. Its distinctive properties, including heightened electrical conductivity, mechanical strength, and thermal conductivity, render it an ideal material for the advancement of high-performance electronic devices. Carbon nanotubes, graphene, and other carbon-based materials serve as crucial components in the fabrication of nanoelectronic devices, thereby enabling progress in computing power, energy storage, and the miniaturization of electronic components.

Q:Why does the carbon content of steel increase and the mechanical properties change?

3, according to the forming method classification: (1) forging steel; (2) cast steel; (3) hot rolled steel; (4) cold drawn steel4., according to chemical classification(1): A. carbon steel low carbon steel (C = 0.25%); B. (C = 0.25~0.60%) in carbon steel high carbon steel; C. (C = 0.60%).(2): A. alloy steel, low alloy steel (alloy element content is less than or equal to 5%) B. alloy (5~10% alloy element content, high alloy steel (C.) alloy element content > 10%).5. Classification according to metallographic structure(1) annealed state of A. eutectoid steel (ferrite + Zhu Guangti), B. eutectoid steel (Zhu Guangti), C. eutectoid steel (Zhu Guangti + cementite), D., bainitic steel (Zhu Guangti + seepage body)(2) normalizing condition: A. pearlitic steel; B. bainitic steel; C. martensitic steel; D. austenitic steel(3) no phase change or partial phase change occurs6, according to smelting method classification(1) according to the kind of furnaceA.: open hearth steel (a) acid open hearth steel; (b) basic open hearth steel.B. converter steel: (a) the Bessemer steel; (b) basic Bessemer steel. Or (a) bottom blown converter steel; (b) (c) side blown converter steel; BOF steel.C. electric furnace steel: electric arc furnace (a) steel; steel electroslag furnace (b); (c) induction furnace steel; (d) vacuum consumable steel; (E) electron beam furnace.(2) according to the degree of deoxidization and pouring systemA. boiling steel; B. semi killed steel; C. killed steel; D. special killed steel

Q:What are the impacts of carbon emissions on wildlife?

Carbon emissions have a significant impact on wildlife and their ecosystems. One of the most direct impacts is through climate change caused by the release of greenhouse gases, primarily carbon dioxide, into the atmosphere. As carbon emissions contribute to the warming of the planet, it disrupts the delicate balance of ecosystems and affects biodiversity. One of the major consequences of climate change for wildlife is the alteration of habitats. Rising temperatures can lead to the loss of critical habitats such as coral reefs, mangroves, and polar ice caps, which are home to numerous species. This loss of habitat can result in the displacement or extinction of vulnerable species, disrupting entire food chains and ecological systems. Additionally, climate change can affect the timing and availability of resources for wildlife. Shifts in temperature and precipitation patterns can disrupt the timing of migration, breeding, and hibernation for many species. This can lead to mismatches between the availability of food sources and the needs of wildlife, ultimately impacting their survival and reproduction. Another impact of carbon emissions on wildlife is ocean acidification. When carbon dioxide dissolves in seawater, it forms carbonic acid, which lowers the pH of the oceans. Acidic waters can negatively affect marine organisms, particularly those with calcium carbonate shells or skeletons, such as corals, oysters, and certain types of plankton. This disruption in the marine food chain can have cascading effects on other marine species, including fish, birds, and marine mammals. Furthermore, carbon emissions contribute to air pollution, which can have direct impacts on wildlife. Pollutants such as nitrogen dioxide and sulfur dioxide can harm respiratory systems, impairing the health and reproductive success of animals. This can be particularly detrimental for species living in or near urban areas with high levels of pollution. In conclusion, carbon emissions have far-reaching impacts on wildlife. Climate change caused by carbon emissions disrupts habitats, alters resource availability, and contributes to ocean acidification. These changes can lead to the displacement or extinction of species, disrupt entire ecosystems, and impact the health and survival of wildlife. It is crucial to reduce carbon emissions and implement sustainable practices to mitigate these impacts and conserve biodiversity.

Q:When is gold resistance better? When will carbon resistance be better?

The gold resistance is of high accuracy, but the price is high. The resistance value of the carbon resistor is low, but it is cheap!

Q:How does carbon affect the formation of acid rain?

Carbon does not directly affect the formation of acid rain. Acid rain is primarily caused by emissions of sulfur dioxide and nitrogen oxides, which react with water, oxygen, and other chemicals in the atmosphere to form sulfuric acid and nitric acid. However, carbon dioxide, a greenhouse gas emitted from the burning of fossil fuels, contributes to climate change. Climate change can alter weather patterns and increase the frequency and intensity of precipitation, which can indirectly affect the acidity of rain.

Q:Carbon fiber refractory?

3, pre oxidized carbon fiber cloth, can withstand 200--300 degrees of high temperature

Q:How does carbon affect the formation of cyclones?

Carbon dioxide (CO2) and other greenhouse gases, primarily emitted through human activities, contribute to the warming of the Earth's atmosphere. This increase in temperature impacts the formation and intensity of cyclones. Warmer sea surface temperatures provide more heat and moisture, fueling the development and strengthening of cyclones. Additionally, higher levels of carbon dioxide may lead to changes in atmospheric circulation patterns, potentially affecting the location and frequency of cyclone formation.