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[期刊论文] 作者：Mengna Li,Liyun Wu,
来源：商业经济研究(百图) 年份：2021
In order to solve the problem of imbalance resource allocation and service income in the elderly care service industry,this article establishes three service income models in different situations for a single provider and a single integrato......
[期刊论文] 作者：Chunchun Wu,Mengna Li,Hanbing,
来源：中国科学:生命科学英文版 年份：2019
Cancer is the leading cause of human deaths in the world and produces serious economic burdens. On September 12, 2018, the academic journal A Cancer Journal for...
[期刊论文] 作者：YE Liangtao,YU Ge,LIAO Mengna,LI Yongfei,,
来源：Acta Oceanologica Sinica 年份：2016
Abundant evidences of higher sea levels from Jiangsu and Fujian coasts have proved a marine transgression event during 30–40 ka BP, suggesting that there was a...
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