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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Форма поиска

Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 10. Отображено 10.
05-11-2014 дата публикации

Network terminal security equipment based on SSL (Secure Sockets Layer) encryption protocol and method

Номер: CN104135462A
Принадлежит:

The invention discloses network terminal security equipment based on an SSL (Secure Sockets Layer) encryption protocol and a method for realizing network terminal security. The network terminal security equipment comprises a network control chip connected with a storage, and an Ethernet access chip, wherein the network control chip accesses Ethernet through the Ethernet access chip; the storage is used for storing user data; the network control chip is used for realizing SSL data encryption of user data and establishing SSL connection for transmitting data; and the Ethernet access chip is used for connecting the network control chip with the Ethernet to transmit encrypted data. The method for realizing network terminal security comprises the following steps: selecting an encryption algorithm; encrypting SSL data; and establishing the SSL connection for transmitting data. By transmitting network data through the equipment and the method disclosed by the invention, high data security, a high ...

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04-04-2023 дата публикации

Mine fine tail mud-based unfired lightweight aggregate and preparation method thereof

Номер: CN115894074A
Принадлежит:

The invention relates to a mine fine tail mud-based unfired lightweight aggregate and a preparation method thereof. The mine fine tail mud-based unfired lightweight aggregate comprises the following components in parts by mass: 50-450 parts of mine fine tail mud, 50-100 parts of light sand, 550-950 parts of cement, 0.5-18 parts of an additive and 200-250 parts of water, wherein the additive is a mixture of sodium bicarbonate and ammonium bicarbonate; the mass ratio of sodium bicarbonate to ammonium bicarbonate is (5-9): (1-5). The preparation method of the mine fine tail mud-based unfired lightweight aggregate comprises the following steps: carrying out microwave medium-high fire heating treatment on mine fine tail mud; and the lightweight aggregate is subjected to preservative film covering maintenance, maintenance under the environment with the relative humidity of 20%-35% and carbon dioxide maintenance. According to the invention, comprehensive utilization of the mine fine tail mud can ...

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26-03-2014 дата публикации

Vehicle on-line scheduling control system

Номер: CN103676869A
Принадлежит:

The invention discloses a vehicle on-line scheduling control system which comprises a monitoring and scheduling module for monitoring and scheduling a vehicle and an intelligent vehicle-mounted mobile terminal. The intelligent vehicle-mounted mobile terminal is used for obtaining vehicle positioning information and vehicle operation parameters and uploading the vehicle positioning information and the vehicle operation parameters to the monitoring and scheduling module. The intelligent vehicle-mounted mobile terminal is connected with a vehicle ECU and vehicle real-time operation data and stoppage data are obtained. A built-in GPS chip is connected with a navigation satellite signal to obtain the vehicle positioning information. The monitoring and scheduling module is connected with an intelligent vehicle-mounted mobile terminal signal through a wireless network. The intelligent vehicle-mounted mobile terminal is a tablet computer PAD and a CAN bus module connected with the tablet computer ...

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30-06-2023 дата публикации

Basic environment automatic deployment tool, method and application

Номер: CN116360807A
Принадлежит:

The invention relates to a basic environment automatic deployment tool and method, the tool is integrated into a software package, the tool is installed and executed through a command rmp-ivh driver-1.0-2 ky10. Arch.rpm, and the software package comprises a/etc/aiDriver/info configuration file, a/opt/driver AI/pipDep directory, a/opt/driver AI/rmDep/directory and a/opt/driver AI/run/program directory. According to the basic environment automatic deployment tool and method provided by the invention, the process of deploying the corresponding environment on the operating system is automatically integrated, the manual input of the operation instruction is reduced, and the deployment efficiency is improved.

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28-07-2023 дата публикации

Self-compacting concrete and preparation method thereof

Номер: CN116496040A
Принадлежит:

The invention discloses machine-made sand self-compacting concrete and a preparation method thereof.The machine-made sand self-compacting concrete is prepared from, by weight, 700 parts to 800 parts of gravel, 700 parts to 800 parts of machine-made sand, 665 parts to 695 parts of cement, 165 parts to 185 parts of fly ash, 470 parts to 500 parts of water-quenched copper slag, 400 parts to 420 parts of water, 9 parts to 10 parts of water reducing agents and 0 to 2 parts of tackifiers; the content of silicon dioxide is 29-37%, the content of ferrous oxide is 41-54%, the apparent density is 3470 kg/m < 3 >, the apparent density of the self-compacting concrete is not lower than 2200 kg/m < 3 >, and the strength is not lower than 50 MPa. The preparation method is simple in process and few in raw material variety, and the prepared machine-made sand self-compacting concrete can have good working performance and mechanical performance and is convenient to transport and pump for construction.

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11-02-2015 дата публикации

Method and device for evaluating system security based on correlation analysis

Номер: CN104348652A
Принадлежит:

The invention discloses a method and a device for evaluating system security based on correlation analysis. The method comprises the following steps of using an attack graph model to perform the correlation analysis on the network security condition, adopting an attack graph generation algorithm based on breadth-first search, introducing a PageRank calculation model to quantize the weights of state nodes of the attack graph, utilizing the difference of the weights to judge the critical attack nodes of the attack graph, utilizing a depth-first search algorithm to find the critical attack path in the attack graph, finally providing the network security amount based on the attack graph, quantizing the risk value of the critical attack path of the attack graph, and quantizing the security of the whole network.

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23-05-2023 дата публикации

Self-compacting lightweight concrete based on modified rubber and preparation method thereof

Номер: CN116143469A
Принадлежит:

The invention relates to self-compacting lightweight concrete based on modified rubber and a preparation method of the self-compacting lightweight concrete. The concrete is prepared from, by weight, 450-500 parts of cement, 60-80 parts of mineral powder, 40-50 parts of microbeads, 40-50 parts of fly ash, 50-60 parts of silica fume, 550-700 parts of river sand, 0-130 parts of rubber particles, 470-540 parts of ceramsite, 140-160 parts of water, 50-120 parts of steel fibers, 16-20 parts of a water reducing agent and 0-1 part of a thickening agent. The rubber particles are modified rubber particles, and the modification mode of the rubber particles is that the rubber particles are soaked in a polyvinyl acetate modifier solution, and the rubber particles are aired and stored after being fully soaked in the modifier solution. The self-compacting lightweight concrete based on the modified rubber has the advantages of light weight, high strength, high toughness, crack resistance, proper viscosity ...

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25-07-2023 дата публикации

Hepatitis B virus surface antigen nano antibody adsorbent as well as preparation method and application thereof

Номер: CN116478279A
Принадлежит:

The invention provides a hepatitis B virus surface antigen nano antibody adsorbent as well as a preparation method and application thereof. The hepatitis B virus surface antigen nano antibody adsorbent is prepared by connecting an anti-HBsAg monoclonal antibody heavy chain variable region single domain antibody to an adsorbent carrier through a covalent coupling method; the anti-HBsAg monoclonal antibody heavy chain variable region single-domain antibody is obtained by optimizing the sequence of an anti-HBsAg humanized monoclonal antibody heavy chain variable region, preparing a recombinant vector and then expressing the recombinant vector in escherichia coli. According to the hepatitis B virus surface antigen nano antibody adsorbent, the efficiency of removing HBsAg in plasma is guaranteed, meanwhile, the production cost of ligands is greatly reduced, the possibility of transformation of the hepatitis B virus surface antigen adsorbent in the field of hepatitis B virus purification and ...

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30-06-2023 дата публикации

Concrete mixed with furnace bottom slag and steel slag powder and preparation method of concrete

Номер: CN116354660A
Принадлежит:

The invention discloses concrete mixed with furnace bottom slag and steel slag powder and a preparation method of the concrete. The concrete is prepared from 210 to 230 parts of cement, 90 to 100 parts of mineral powder, 30 to 40 parts of furnace bottom slag, 30 to 40 parts of steel slag powder, 130 to 140 parts of water, 740 to 750 parts of machine-made sand, 940 to 960 parts of gravel and 5 to 6 parts of an additive, wherein the fineness of the furnace bottom slag is smaller than or equal to 12.0%, the water demand ratio is smaller than or equal to 95, the ignition loss is smaller than or equal to 5%, and the 28d activity index is larger than or equal to 70%; the fineness of the steel slag powder is less than or equal to 5%, the specific surface area is 280m < 2 >/kg, the 7d activity index is more than or equal to 50%, and the 28d activity index is more than or equal According to the invention, not only can the furnace bottom slag be utilized more efficiently, but also the early strength ...

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08-08-2023 дата публикации

Method and system for preventing eavesdropping and secret recording in conference room

Номер: CN116567150A
Автор: GAO SHUANGSHUANG
Принадлежит:

The invention relates to the field of signal processing, and discloses a method and system for preventing eavesdropping and secretly recording in a conference room, and the method can effectively prevent eavesdropping and secretly recording equipment in the conference room, is wide in shielding area, cannot affect other audio electronic equipment, and cannot cause harm to a human body. Performing high-speed sampling on an audio signal in an indoor environment through an audio data acquisition model to obtain first audio signal data; inputting the first audio signal data into an audio signal processing model for data preprocessing to obtain target audio signal data; performing data processing on the target audio signal data by using a K-means clustering algorithm to obtain simulation interference signal data; calculating the coupling degree between the simulation interference signal data and the target audio signal number through a convolutional neural network model; and outputting the simulation ...

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