By Tianjin Library
A Pictorial checklist of the Qing Dynasty - Rivers and websites, comprises significant different types of maps: river maps and maps of old sites.China used to be an agrarian society in the course of medieval occasions, and harnessing rivers performed a huge position in maintaining social improvement. A Compendium on Harnessing Rivers, which used to be accomplished within the forty second 12 months of Emperor Kangxi s reign (1703), features a huge variety of worthy photos compiled and edited by way of Zhang Penghe, the governor-general in control of rivers. The publication additionally comprises maps of assorted rivers drawn via nameless artists. They list the vicissitudes of rivers and parts alongside the banks whereas while realistically tracing the shapes of urban partitions, areas of historic curiosity, and wonder spots alongside the rivers.As a mom river of the chinese language country, the Yellow River has continually been the point of interest of a lot cognizance, leading to extra old chinese language maps of this river than the other in China. This ebook collects many maps of the Yellow River made throughout the past due Qing interval, so much of which additionally list in writing the dates of the crevasse and the closure of a undeniable part of the river and the deployment of infantrymen guarding it. an entire Map of the Yellow River inside Shandong, A Map of the Yellow River in the complete Province of Shandong, A Concise entire Map of the Yellow River inside of Shandong are one of the maps offered during this book.Other maps to be had comprise Maps of the Rivers below Baoding Prefecture, Maps of the Rivers less than Zhengding Prefecture, and Maps of the Rivers below the 5 Prefectures of Zhili Ji, Zhao, Shen, Ding, and Yi.In addition, there are 3 maps of historic curiosity: Maps of His Majesty s transitority residing Palaces on His go back trip, Maps of Dagu Batteries, and Illustrations of Wendeng, Weihai, and different old Sites..KEY positive factors- Rivers and websites is the 3rd booklet in A Pictorial checklist of the Qing Dynasty sequence. the opposite 3 books are entitled enterprise files (Released may possibly 2008), previous Manchu Capital (Released June 2008), and Manchurian Railway (to be liberate November 2008).- such as over four hundred maps that seem in chronological order in ten different types, every one adorned with coloured drawings.- unique pictures and entire colour
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Additional info for A Pictorial Record of the Qing Dynasty - Rivers and Sites
Moreover, the turbulence is a ‘burst’ process and has a large-scale eddy structure. The ‘burst’ process usually occurs in the viscous layer and buffer layer. Kline et al. (1967) found that, in the direction of flow, there naturally exist alternatively distributed low and high velocity stripes in the near wall area. The low velocity stripes gradually move downstream, moving further away from the wall and upward. Having reached the buffer layer, the stripes vibrate violently and eventually break into small-scale structures.
However, in reality, the wind profile close to the surface only roughly satisfies logarithmic law, as is shown in Sect. 1. Therefore, it’s reasonable to seek the roughness in the view of the air turbulent structure. More and more relevant studies are available and interested readers may consult Raupach et al. (1991). 3 Characteristics of the Flow Field on the Wind-Blown Sand Boundary Layer For the near surface layer (less than 2 m), the turbulence is mainly influenced by the horizontal wind shear and frictional resistance of the rough surface.
According to the magnitude and importance of viscosity in the problem under discussion, a fluid can be considered as an ideal fluid or a viscous fluid. A fluid is said to be ideal in the case that viscosity or relative velocity of the fluid motion is comparatively small, so its viscous stress could be ignored in comparison with other forces. It is notable that the ideal fluid is merely an approximation model of the real fluid under these conditions. In contrast, if its viscous stress cannot be ignored, it is a viscous fluid.
A Pictorial Record of the Qing Dynasty - Rivers and Sites by Tianjin Library