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Crane Brand Tuber of Multiflower Knotweed Serial Products
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《China's Foreign Trade》 1994年第10期37-37,共1页
The tuber of the multiflower knotweed, both white and red, is a precious Chinese herbal medicine for boosting the liver and kidneys and enriching the blood. According to legend, taking the medicine helps people turn g... The tuber of the multiflower knotweed, both white and red, is a precious Chinese herbal medicine for boosting the liver and kidneys and enriching the blood. According to legend, taking the medicine helps people turn gray hair back to black, recover their youth, and delay ageing. 展开更多
关键词 Crane Brand Tuber of multiflower Knotweed Serial Products LI
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THE RESIDENCE TIME DISTRIBUTION FOR MULTIFLOW SYSTEM
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作者 庄震万 《Chinese Journal of Chemical Engineering》 SCIE EI CAS 1985年第1期157-165,共9页
In this paper,the superposition rule of the residence time distribution functions for the general systemhaving multiple inlet and outlet streams has been described and proved rigorously.For the cascade ves-sels system... In this paper,the superposition rule of the residence time distribution functions for the general systemhaving multiple inlet and outlet streams has been described and proved rigorously.For the cascade ves-sels system where the processed material in separate stages may be nonideally mixed in various degrees andthe volumes of separate stages may not be equal,the overall residence time distribution function E(t)and eachE(t)of the flow systems have been derived.The applications of these results to various flow systems havebeen discussed. 展开更多
关键词 ENG THE RESIDENCE TIME DISTRIBUTION FOR MULTIFLOW SYSTEM IND
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