This paper aims to explore the technical action characteristics of different types of power service of tennis players. The computer three-dimensional motion capture system and force measuring platform ...

As of July 2025, we believe the 13-inch Apple MacBook Air powered by the M4 chip is the best cheap MacBook for most people.

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The Dell 16 Plus is a solid laptop with great real-world performance at a good price — especially if you can catch it on sale ...

The 2019 Surface Laptop 3 features the 15W 10th Generation Intel Ice Lake quad-core Intel Core i5-1035G7 up to quad-core AMD Ryzen 7-3780U Microsoft Surface Edition with the boost speed up to 4.00 GHz ...

The 2015 Surface Pro 4 features the 4.5W 6th Generation Intel Skylake dual-core Intel Core m3-6Y30 up to dual-core Intel Core i7-6650U with the boost speed up to 3.40 GHz. While the 2024 Surface ...

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