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Fei Wang, Zongmin Wang, Haibo Yang, Yong Zhao, Zezhong Zhang, Zhenhong Li and Zafar Hussain
Drought is a complex natural phenomenon that occurs throughout the world. Analyzing and grasping the occurrence and development of drought events is of great practical significance for preventing drought disasters. In this study, the Standardized Precipi...
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Fan Zhang, Junming Zhang, Qifeng Li, Yang Yang and Yunyan Sheng
Soil salinization is one of the main problems faced by modern agricultural production, especially cucumber production. This study screened the salt?alkali-tolerant cultivar ?D1909? and the salt?alkali-sensitive cultivar ?D1604? from 32 different cucumber...
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Yan?e Yang, Bo Pang, Yunsheng Zhang, Minghui Wang, Gaixia Miao and Aoxiang Zhou
The properties of a large number of concrete infrastructures in China are deteriorating year by year, raising the need for repairing and strengthening these infrastructures. By introducing waterborne polymers into a cement concrete system, brittle cracks...
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Dongqing Wang, Xiaohua Yang, Shasha Zhang, Chi Chen and Yanhu Zhao
In order to study the long-term bearing capacity of concrete pile composite foundation in the Salt Lake area, based on the Tehran Isfahan high-speed railway project in Iran, the full (semi) immersion drying test and rapid freeze-thaw test was carried out...
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Xiao-Meng Dai, Liang Zong, Yang Ding, Hao-Wen Zhang and Feng-Wei Shi
The use of modular steel construction (MSC) achieves a minimum of on-site work and the potential for removability and reuse. In order to realize the overall disassembly of module buildings and the rapid off-site reconstruction after disassembly, special ...
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Runqi Guo, Haiying Zhang, Kezheng Chen, Yang Song, Hongxia Li, Lin Ding and Yanjie Liu
In order to improve the seismic performance of reinforced concrete (RC) columns, a reinforcement technology using prestressed steel wire ropes embedded in polyurethane cement composite material is proposed. Four concrete columns reinforced with different...
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Lianjun Chen, Yang Zhang, Pengcheng Li and Gang Pan
This paper aims to reveal the motion law and collision behaviors of shotcrete particle flow jets. A physical model of the jet flow field composed of a nozzle structure and jet area was constructed and meshes with various sizes were used to mesh the nozzl...
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Bangchu Zhang, Hao Fu, Weiyu Zhu, Kuijian Yang and Yuanming Xu
The thermal problem of high-altitude airships has an essential impact on position control and energy system performance. Adjusting the airship?s attitude angle causes differences in thermal performance during position alterations. This paper studies an a...
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Shuang Ruan, Ming Zhang, Shaofei Yang, Xiaohang Hu and Hong Nie
A dynamic model is established to investigate the shimmy instability of a landing gear system, considering the influence of nonlinear damping. The stability criterion is utilized to determine the critical speed at which the landing gear system becomes un...
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Bo Yang, Hesen Yang, Ning Zhao, Hua Liang, Zhi Su and Dongsheng Zhang
The double-wedge configuration is a typical characteristic shape of the rudder surface of high-speed aircraft. The impact of the shock wave/boundary layer interaction and the shock wave/shock wave interaction resulting from the double wedge on aircraft a...
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