资讯

Aluminum-etched antennas are not a universal solution, and currently, the global prices of aluminum-etched antennas reflect the environmental remediation costs that Chinese suppliers should not be ...
Marine VHF antennas have not changed much since VHF radios were adopted by recreational boaters in the 1960s. We have seen improved durability and materials, optimized transmission and reception range ...
With the addition of a few clever 3D printed components, he was able to turn his trusty aluminum ruler into a serviceable marking gauge for the cost of filament and a few bits of hardware.
The 2023 Presidential Candidate of the Labour Party, Peter Obi, has commended the Northern Traditional Rulers for taking bold steps in addressing the menacing security challenges in the region and ...
The Ruler said there is an urgent need to finalise the proposal for building a wall and creating a buffer zone in the Sungai Golok area. He also highlighted the recurring flood problem in the ...
The Trump administration on Wednesday said it was slapping a 25 per cent tariff on all beer imports, adding the beverage and empty aluminum cans to a list of derivative products subject to its ...
Witness Industry Leaders Gather to Discuss Hot Topics! Copper Prices Rose Rapidly, Downstream Order Sentiment Weakened [SMM Secondary Copper Daily Review] The 20th AICE 2025 SMM Aluminum Industry ...
Sudanese media is reporting that an envoy for interem leader Abdel Fattah al-Burha conveyed several messages to PM Netanyahu, including Sudan's intention to finalize the normalization process.
Abstract: The miniaturized cage-like metacell is proposed for TE-TM balanced wide-angle transmission using the prior knowledge (PK)-guided generative deep learning (DL) method, enabling a low ...
【SMM analysis】Market Trends in Recycling Sector (April 14–18, 2025) In-Depth Analysis of China's Aluminum Processing Industry: Hot Topics and Future Development Trends [SMM Aluminum Industry ...
Abstract: Maxwell's equations are replaced by a set of finite difference equations. It is shown that if one chooses the field points appropriately, the set of finite difference equations is applicable ...