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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 5. Отображено 5.
30-10-2020 дата публикации

Novel automatic boiler water sampling and detecting system

Номер: CN0211825199U

The utility model discloses a novel automatic boiler water sampling and detecting system, and belongs to the field of automatic boiler water sampling. The novel automatic boiler water sampling and detecting system comprises a PLC (Programmable Logic Controller) and a boiler drum, and further comprises a boiler water sampling pipe connected to the boiler drum; the sampling electromagnetic valve isconnected to the boiler water sampling pipe; the sampling cooler is connected with a to-be-detected water pipe; the temperature sensor and the pressure sensor are connected to the to-be-detected waterpipe; the PH detection chamber, the conductivity detection chamber and the hardness detection chamber are all connected with a water pipe to be detected; according to the utility model, a water sample can be taken from a high-temperature and high-pressure boiler; the water quality sensor can be converted into a normal-temperature and normal-pressure stable water sample, damage and cost investmentof ...

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05-05-2023 дата публикации

News recommendation method fusing activation diffusion theory and Ebbinghaus forgetting theory

Номер: CN116069921A
Принадлежит:

The invention relates to a news recommendation method fusing an activation diffusion theory and an Ebbinghaus forgetting theory, and the method comprises the following steps: obtaining a knowledge graph data set and a news data set, and carrying out the preprocessing of the knowledge graph data set and the news data set; utilizing a BERT tool to obtain vector representation of news words; aggregating words and entity vectors in a convolutional neural network (CNN) by using an activation diffusion theory to obtain feature vectors of news; utilizing the Ebbinghaus forgetting theory to improve the attention mechanism, and obtaining the feature vector of the user according to the news record clicked by the user; and according to the feature vector of the candidate news and the feature vector of the user, predicting a click rate and carrying out news recommendation. Compared with the prior art, the method has the advantages that the relationship between the user and the candidate news can be ...

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11-06-2014 дата публикации

Automatic liquid injection type vacuum edge bonding machine

Номер: CN103855429A
Принадлежит:

The invention provides an automatic liquid injection type vacuum edge bonding machine, comprising a cylinder, a work chamber and a worktable arranged in the work chamber, wherein a transition bin is arranged on one end of the work chamber, a rotary operating panel is arranged on the other end of the work chamber, and a conveyor belt and a feeding platform are arranged on the table top of the worktable. The automatic liquid injection type vacuum edge bonding machine further comprises a feeding mechanical arm, a liquid injection mechanism, a first degassing standing box, a second degassing standing box, a third degassing standing box and a vacuumizing edge bonding mechanism, which are arranged right above the conveyor belt and are connected in sequence. The automatic liquid injection type vacuum edge bonding machine provided by the invention is completely sealed by a high-performance sealing pad, and an inlet dehumidifying device is further arranged, thus the low temperature and low humidity ...

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23-05-2023 дата публикации

Manufacturing method of semiconductor device

Номер: CN116156885A
Автор: LIANG QICHAO, TIAN ZHI, JI FENG
Принадлежит:

The invention discloses a method for manufacturing a semiconductor device. The method comprises the following steps of: 1, forming a first gate structure on a semiconductor substrate; step 2, performing a first etching process to etch the semiconductor substrate on at least one side of the first gate structure by a certain depth and form a first groove; step 3, performing a stress memory process which comprises the following steps: step 31, forming a stress dielectric layer which covers the peripheral side surface of the first gate structure and is filled in the first groove; and step 32, annealing to transfer the stress of the stress dielectric layer to the channel region. And step 33, removing the stress medium layer. According to the invention, the effect of transferring the stress of the stress dielectric layer to the channel region can be improved, so that the mobility of channel carriers can be increased; the process is simple and can be conveniently added into the manufacturing process ...

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27-06-2023 дата публикации

Manufacturing method of prefabricated overhead thermal insulation pipe and prefabricated direct burial thermal insulation pipe

Номер: CN116336302A
Принадлежит:

The invention relates to a manufacturing method of a prefabricated overhead thermal insulation pipe. The manufacturing method comprises the steps that the outer surface of a working pipe is sleeved with a corrugated pipe; insulating layers are manufactured on the surfaces of the limiting pipes; a polyurethane layer and a metal outer sheath are sleeved on the surface of the thermal insulation layer; the invention further relates to a manufacturing method of the prefabricated directly-buried thermal insulation pipe. The system has the beneficial effects that the operating benefits of the heat supply network are improved, the heat preservation state of the heat supply network is good, and heat loss caused by condensate water can be avoided; the corrugated pipe is arranged to overcome the gap width change generated between the working pipe and the limiting pipe after the working pipe expands with heat and contracts with cold; the thermal insulation layer with a three-layer structure is arranged ...

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