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Akademický článek

The golden apple snail Pomacea canaliculata shifts primary production from benthic to pelagic habitats in simulated shallow lake systems

Autor: Wang Lingwei, Ren Lijuan, Gao Baoyan, Jeppesen Erik, Rudstam Lars G., Karpowicz Maciej, Feniova Irina, Liu Zhengwen, Tang Yali, Zhang Xiufeng

Publikováno v: Knowledge and Management of Aquatic Ecosystems, Vol 0, Iss 425, p 13 (2024)

Biological invasions are among the most serious threats to ecosystems. The golden apple snail Pomacea canaliculata (Lamarck, 1822) is considered one of the top 100 worst invasive alien species in the world. These snails consume benthic primary produc

Externí odkaz: https://doaj.org/article/e3cec511fcc8439db0f5814bfe5bee77

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Akademický článek

Public metadata configuration management platform design

Autor: Ren Lijuan, Lu Jun, Guo Wei

Publikováno v: Dianzi Jishu Yingyong, Vol 46, Iss 1, Pp 100-103 (2020)

With the rapid development of the Internet, each platform often uses metadata to organize and manage system data resources. The system within the platform is closed so that metadata resources are dispersed and stored repeatedly, which increases the d

Externí odkaz: https://doaj.org/article/7d8efb9b5a3e45fc8272756243623f54

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Akademický článek

DESIGN AND PERFORMANCE RESEARCH ON FLEXURE MICRO ROTARY MECHANISM WITH STRAIGHT CIRCULAR

Autor: YANG ManZhi, HUANG YuMei, ZHANG GuangPeng, REN LiJuan, MU WeiYi, YANG XinGang

Publikováno v: Jixie qiangdu, Vol 37, Pp 863-869 (2015)

The deformation of static bending was analyzed for uniform beam by the boundary element method.Non-uniform beam was combined with multiple uniform beams by method of system rigid combination without coordinate transformation.Stiffness equation of fle

Externí odkaz: https://doaj.org/article/6a215f07081b45e29d4b7717872fa0dd

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