|
|
|
Xudong Ma, Lu Wang, Ruihua Nie, Kejun Yang and Xingnian Liu
This paper conducted an undistorted scaled model test (geometric scale ?L = 1:80; the others are derived scales based on Froude similitude) of a 1.3 km-long river reach in Shiting River, China, investigating the impacts of the grade control datum (GCD, d...
ver más
|
|
|
|
|
|
|
Chuanxing Du, Weiquan Fang, Dianlei Han, Xuegeng Chen and Xinzhong Wang
In order to reduce ground drop loss during mechanical pepper picking and improve the net recovery rate, a drum snap finger picking device was designed. The picking device is mainly composed of a picking drum and auxiliary picking components; the picking ...
ver más
|
|
|
|
|
|
|
Wanzhi Zhang, Yunzhen Qu, Xiubo Yin, Hongjuan Liu, Guizhi Mu and Dengshan Li
Sweet potato skin is prone to friction damage during mechanical harvesting. To reveal the friction damage mechanism of sweet potato skin, the impact friction process between a sweet potato and a rod was theoretically analyzed. The main factors affecting ...
ver más
|
|
|
|
|
|
|
Maxim Kolomeets, Olga Tushkanova, Vasily Desnitsky, Lidia Vitkova and Andrey Chechulin
This paper aims to test the hypothesis that the quality of social media bot detection systems based on supervised machine learning may not be as accurate as researchers claim, given that bots have become increasingly sophisticated, making it difficult fo...
ver más
|
|
|
|
|
|
|
Vladimir Pavlinovic, Nikola Foretic, Neven Kovacevic, Tea Galic, Linda Lu?ic Kalcina, Frane Mihanovic and Toni Modric
This research aimed to identify relations of cognitive and power capacities with reactive agility in pubescent boys (n = 55) and girls (n = 46). Cognitive abilities were evaluated by the Stroop test, while the BlazePod system was used to evaluate agility...
ver más
|
|
|
|
|
|
|
Jaime González-García, Manuel Conejero and Jorge Gutiérrez-Hellín
Understanding the reliability of jump testing is essential to determine the neuromuscular progress of athletes and make informed decisions. This study aimed to assess the reliability of several countermovement jump (CMJ) and drop jump (DJ) test metrics i...
ver más
|
|
|
|
|
|
|
Bin Li, Xiaolong Gao, Xuegeng Chen, Yang Liu, Shiguo Wang and Yuncheng Dong
To solve the problems associated with the poor harvesting ability of existing sunflower harvester cutting tables, and high seed drop rates, we designed a sunflower cutting table that can greatly improve the operational performance of sunflower combine ha...
ver más
|
|
|
|
|
|
|
Hui Li, Yi-Kun Ba, Ning Zhang, Yong-Jian Liu and Wei Shi
In regions with severe cold and high latitudes, concrete structures are susceptible to cracking and displacement due to uneven temperature stress, which directly impacts their normal utilization. Therefore, to investigate the temperature distribution cha...
ver más
|
|
|
|
|
|
|
Gongbing Shan, Yufeng Liu, Tom Gorges, Xiang Zhang and Kerstin Witte
This pioneering study presents an in-depth biomechanical examinations of soccer?s diving header, aiming to quantify its impact on ball speed enhancement (BSE) and effective offensive range (EOR). Despite the diving header?s widespread acclaim and histori...
ver más
|
|
|
|
|
|
|
Wenbin Liu, Youshan Wang and Yuchen Ji
Landing impact load design is essential, but the process has rarely been fully described, and some designers have even neglected the differences between wheel-axle and ground-contact loads, as well as loads in the longitudinal direction, especially in ex...
ver más
|
|
|
|