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

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Применить Всего найдено 3. Отображено 3.
14-07-2023 дата публикации

Preparation method of side fluorine-containing terphenyl liquid crystal monomer

Номер: CN116426295A
Принадлежит:

The invention provides a preparation method of a side fluorine-containing terphenyl liquid crystal monomer, and belongs to the technical field of liquid crystal materials.The preparation method comprises the steps that alkylphenylboronic acid and 3-fluoro-4-chloro-bromobenzene are subjected to a first-step coupling reaction, then an obtained intermediate I and bis (pinacolato) diboron are subjected to a second-step coupling reaction, and a side fluorine-containing terphenyl liquid crystal monomer is obtained; and carrying out third-step coupling reaction on the obtained intermediate II and brominated aromatic hydrocarbon to obtain the side fluorine-containing terphenyl liquid crystal monomer. The method disclosed by the invention is simple, mild in reaction condition, low in catalyst price, safe, environment-friendly, reusable and suitable for industrial production.

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06-06-2023 дата публикации

Intention-driven slice creation and guarantee system and method for 6G access network

Номер: CN116233893A
Принадлежит:

The invention discloses an intention-driven slice creation and guarantee system and method for a 6G access network, solves the problems that the manual participation degree is too high and network faults are easily caused in an existing network slice management system, and is specially provided with an intention layer, intention translation and network slice deployment. An intention guarantee module in the control layer is communicated up and down, demand information is integrated into the system and the method, and the implementation method comprises the steps of constructing an intention-driven slice creation and guarantee system; tenant intention input; performing pre-judgment on network slicing operation; performing tenant intention translation; generating and instantiating initial network slice configuration; and tenant intention guarantee. According to the method, tenant input is simpler, network slice performance is self-optimized, and inaccuracy and untimely manual configuration ...

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16-05-2023 дата публикации

Waste liquid and waste gas treatment system for sulfurized isobutylene production

Номер: CN116123545A
Принадлежит:

The invention provides a waste liquid and waste gas treatment system for sulfurized isobutylene production. The system specifically comprises a waste liquid and waste gas feeding system; the incineration system is arranged behind the waste liquid and waste gas feeding system; the waste heat utilization system is arranged behind the incineration system; the flue gas quenching system is arranged behind the waste heat utilization system; the tail gas treatment system is arranged behind the flue gas quenching system; according to the waste liquid and waste gas treatment process, the two-stage incineration system, the waste heat boiler, the spraying quench tower, the dry-method deacidification tower, the bag-type dust collector and the two-section spraying absorption tower are adopted for two-time incineration through the incineration system; organic waste gas and organic waste liquid generated in the sulfurized isobutylene production process can be fully combusted to generate sulfur dioxide ...

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