Supported by National Natural Science Foundation of China(Grant No.12201471);the Special Foundation in Key Fields for Universities of Guangdong Province(Grant No.2022ZDZX1034).
The Wiener index of a graph is defined to be the sum of the distances of all pairs of vertices in the graph.The kth power G^(k) of a graph G is the graph on V(G)and two vertices are adjacent if and only if their dista...
This paper presents a project aimed at developing a trilingual visual dictionary for aircraft maintenance professionals and students.The project addresses the growing demand for accurate communication and technical te...
Outer-independent Roman domination on graphs originates from the defensive strategy of Ancient Rome,which is that if any city without an army is attacked,a neighboring city with two armies could mobilize an army to su...
Supported by National Natural Science Foundation of China,No.82073192,and No.82273231;Beijing Science and Technology Program,No.Z221100007422125.
BACKGROUND In recent years,the global prevalence of gastric cancer(GC)has witnessed a progressive decrease,accompanied by a step-growth in the incidence of gastric signet ring cell carcinoma(GSRCC).As precision medici...
In view of the series of problems found in the rural collective economic audit in Zhangdian District of Zibo City in the past five years,this study used empirical research methods to deeply analyze the current situati...
supported by the Natural Science Foundation of Jiangsu Province(BK20211319);the National Natural Science Foundation of China(W2433065,32000201);the Jiangsu Outstanding Post-doctoral Program(2023ZB863).
Calcium(Ca^(2+))is an essential nutrient and a cellular signal in plants.The level of free Ca^(2+)in the apoplast is~10,000-fold higher than that in the cytoplasm at the resting state.This large Ca^(2+)level gradient ...
supported by the National Natural Science Foundation of China(Grant No.71872122);the Late-stage Subsidy Project of Humanities and Social Sciences of the Education Department of China(Grant No.20JHQ095).
The key to the healthy development of the market for green renovation of existing settlements lies in effectively playing the role of market resource allocation,and scientific evaluation of the current market operatio...
The selection and coordinated application of government innovation policies are crucial for guiding the direction of enterprise innovation and unleashing their innovation potential.However,due to the lengthy,voluminou...
A deep dive into the development of China's rural road network,Due to the extremely challenging terrain it had to traverse,it took over one year to construct the less-than-4-km road connecting Abuluoha Village to Tuoj...
Sponsored by The Special Projects in Key Areas of General Colleges and Universities in Guangdong Province(2022ZDZX4057);Innovation Team Project of Colleges and Universities in Guangdong Province(2023WCXTD021);The Educational Science Planning Project of Guangdong Province(2022GXJK355).
Seven tourist cities in eastern and western Guangdong were selected as the research objects to establish an evaluation index system of urban comprehensive carrying capacity,and its changing laws were analyzed.It was f...