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Peizhao Zhong, Weiqing Jia, Wenwu Yang, Jianfei He, Erli Zhang, Dongyang Yu, Yuhang Xu, Jianpeng Chen, Feihu Peng, Guoxiang Zeng, Chen Zhang, Shiqi Zeng, Bo Gao, Haihai Pei and Zaiman Wang
The parameters of the discrete element simulation model for rice field soils serve as valuable data references for investigating the dynamic characteristics of the walking wheel of high-speed precision seeding machinery in paddy fields. The research spec...
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Xiaoyun Song, Heping Zheng, Lei Xu, Tingting Xu and Qiuyu Li
An investigation was carried out to study the influence of two types of anti-washout admixtures (AWAs) on the performance of underwater concrete, specifically, workability and washout resistance. The tested AWAs were hydroxypropyl methylcellulose (HPMC) ...
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Ahmed Salih Mohammed, Wael Emad, Warzer Sarwar Qadir, Rawaz Kurda, Kawan Ghafor and Raed Kadhim Faris
It is generally known that the two most crucial elements of concrete that depend on the slump value of the mixture are workability and compressive strength. In addition, slump retention is more delicate than the commonly used slump value since it reflect...
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Bing Li, Wenbin Zheng and Yang Zhang
This study aims to investigate the effect of high temperature on the mechanical properties of low-slump polypropylene fiber (PPF) concrete, and tests the tensile and compressive properties of 204 groups of low-slump PPF concrete with eight different dosa...
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Marina Leibman, Nina Nesterova and Maxim Altukhov
The Arctic zone of West Siberia (Yamal and Gydan peninsulas) is an area with continuous permafrost and tabular ground ice close to the surface, active thermodenudation, and related landforms: retrogressive thaw slumps (RTS); in Russian referred to as the...
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Tarikul Islam, Md. Safiuddin, Rezwan Ahmed Roman, Bodhijit Chakma and Abdullah Al Maroof
This paper presents the key mechanical properties of PVC fiber-reinforced concrete. Six concrete mixtures were produced using plastic fibers obtained from clear PVC sheets. Three concrete mixtures were made using 20 mm long PVC fibers, whereas the other ...
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Naning Fatmawatie
Pág. 101 - 112
AbstractionThe success of economic development has indicators of economic factors and non-economic factors. The impact of the corona has made the Indonesian economy slump. The business world in various sectors, including trade, industry, and services, ha...
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Suvash Chandra Paul, Adewumi John Babafemi, Md Jihad Miah, Md Abdul Basit, Noor Md. Sadiqul Hasan and Sih Ying Kong
Admixtures are an integral part of modern cementitious materials, as they significantly enhance the rheological, mechanical, and durability properties of the material. Though manufactured admixtures are mainly used in concrete production, they are expens...
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Sara Bensalem,Mohamed Lyes Kamel KHOUADJIA,Kamel Abdou,Ahmed Abderraouf Belkadi,Oussama Kessal
Pág. 145 - 154
The development of the building materials industry in Algeria and worldwide has opened up new commercial opportunities for waste recovery. Using recycled materials and natural resources such as expanded clay aggregates are increasingly seen as a solution...
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Caijin Xie, Tiejun Tao and Keyu Huang
After removing the mold from the secondary lining concrete of a tunnel, problems such as honeycomb and hemp surface easily occur. To obtain self-compacting fair-faced concrete (SCFFC) that can meet strength requirements and effectively solve the above pr...
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