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Online since: November 2014
Authors: Shi Jia Jin, Fei Yin
Analysis of six foot robot mechanism and steering gear in the desert environment Shi Jia JIN1, a, Fei Yin2,b 1 Mechanical Engineering College,JiLin Agricultural Science and Technology College, Ji Lin,JiLin ,China 2 Water Conservancy and Civil Engineering College , JiLin Agricultural Science and Technology College,Ji Lin,JiLin ,China a309236260@qq.com, b48236256@qq.com Keywords: Operation mechanism; The gait trajectory.
Especially some soft sand, even if some of the existing professional desert vehicles is difficult to move on.
Online since: July 2012
Authors: Hai Yan Chen, Wen Bin Xie, Guo Qing Qiu, Suo Juan Zhang, Xiu Li Qi
But these monitoring information are mostly from every single subject, a single professional monitoring information is hard to really reflect the overall security situation[1].
In addition, because of the influence of the surface climate, human activities and regional water system changes, tunnel project structure also corresponding produces a sensitive reaction.
The various parameters on the surface may have not much relation, but when the event will occur (water gushing and large deformation or landslides), these parameters will show a similar abnormality.
Online since: August 2013
Authors: Jian Li Liu
For example, select an open or compact size according to the climate zone of the building site; make full use of building surrounding features and its own characteristics to determine the layout of the building; make a full use of solar energy, geothermal energy, wind energy, water, heating, and electricity to solve the construction requirements; use natural light, natural ventilation to reduce artificial lighting, air conditioning; pay attention to the use and recycling of water resource; used mainly local techniques and materials and choose some new material and new technology suitable for local use.
Of course, as a systematic engineering, the design of the university libraries needs not only the effort of the architectural design staff but also the cooperation and participation of various professional personnel to reduce waste and regret.
Online since: May 2012
Authors: Jian Qiu Yu, Wen Ting Lu, Zhi Juan Shen
People living in cities nowadays have to handle the problems of air pollution, water pollution, traffic jam and land subsidence, etc.
Cities are where people can live and proliferate, we need air, water and other materials there to survive.
(In Chinese) [6] Ganzhi Zhou:Basic understanding of some of the eco-city——Speech in the urban ecological Professional Committee of China Urban Planning Society at the annual meeting。
Online since: October 2014
Authors: Yu Zhang, Hong Zhou Liu, Hua Jin Chang
We consider that the wastewater input is an important source of the heavy metal pollution in Huoshaogou wetland, and Cr is the main contribution from the water.
Alloway, Heavy metals in soils, Blackie Academic and Professional, London, 1995
Chen, Concentration and assessment of heavy metals in surface sediment in the lower reaches of Huoshaogou, Xining city, Research of Soil and Water Conservation 20 (2013) 247-250 (In Chinese)
Online since: December 2014
Authors: Jiu Nan Xu, Zhi Xin Hu, Ling Xiao Weng
For the flow field data and noise power level data capture, in this paper we use user-defined function UDF of FLUENT to achieve, the concrete programming is as follows: #include "udf.h" #define BMODULUS 2.2e9 #define rho_ref 1000.0 DEFINE_PROPERTY(water_speed_of_sound,c,t) {real a;real p, dp, p_operating; p_operating = RP_Get_Real ("operating-pressure"); p = C_P(c,t); dp = p-p_operating; a = (1.
Through calculating by the FLUENT of CFD professional software, we obtained the residual convergence curve as shown in Figure 4.
Experimental study on noise characteristics of water hydraulic piston pumps.
Online since: July 2014
Authors: Jing Ru Zhang, Li Jun Wang
In recent years, with the country's economic and cultural progress, both professional architects and ordinary users focus on relevant topics.
Colorful city eroded by wind and water is hilly terrain(Fig. 4).
Fig.12 Application of Modern Materials Fig.13 The running river and the falling water Fig.14 The clear river and the reflex water Fig.15 River around Mount and water around hall Fig.16 Twisty river and convolute water Fig.17 Rocks in the river and stones in the plaza Conception of Regional Landscape.
Running Water.
Water flows around the exhibition hall like the way of Irtysh River and Shenzhong Mount, that water hovers down, and goes slowly to the far(Fig. 15).
Online since: January 2019
Authors: Dušan Katunský, Marek Farárik
It is necessary to pay increased attention to this topic due to the aforementioned reasons and gradually preparing the laic public, but mainly the professional public for designing, assessment and construction in accordance with the development of EPB requirements.
The Directive is related to designing and construction of structures in such a way that they would meet requirements for EPB, i.e. requirements for consumption of energy in the building intended for heating, production of domestic hot water (DHW), ventilation, cooling and lighting.
Similar approach was also used systems of domestic hot water (DHW) production.
Natural gas or electricity was taken into account in all analysed variants as energy carrier intended for heating and production of domestic hot water.
Three buildings (VARIANT II.b – 1 storey - R+, VARIANT III.b – 1 storey - OZE and VARIANT VII.c – 1 storey - “B“) would also met this requirement, if natural gas would be used instead of electricity as an energy carrier for heating and production of domestic hot water.
Online since: January 2014
Authors: Jeffrey Min Hsin Chen, Di Wei
The damage degree to the environment of industrial solid waste is as dangerous as water pollution and atmospheric pollution.
General industrial solid wastes include fly ash, smelting slag, slag, tailings, industrial water treatment sludge, coal gangue and industrial dust.
There are even some solid wastes dumped in rivers, lakes, polluting the water.
Serve the enterprise that produce industrial and hazardous waste with policy norms qualified overall solution, and professional one-stop waste disposal services.
At the same time, the monitoring and management, which start from the production of waste, makes the disposal of waste to be more professional and more efficient.
Online since: June 2014
Authors: Zhi Wei Xiao, Jia He, Nan Qi, Jia Peng Wen, Xiu Bo Chen, Chang Xing Wang
The design of biochemical module 2.1 The process choice of biochemical module The quality of effluent water after decentralized wastewater treatment process can not meet the discharge standard and often appear the phenomenon of stop working, because of a lack of professional and technical personnel for routine maintenance and management.
The wastewater after treatment is used for garden greening, and the water quality can reach the demand of the Reuse Of Urban Recycling Water-Water Quality Standard For Urban Miscellaneous Water Consumption(GB/T18920-2002). 5.2 Raw water quality The raw sewage is from a joint building septic tanks of dormitories.
However, the overall effluent has a steady water quality and water yield.
The average production of water was 45 tons / day and the cost of reclaimed water was 1.70 yuan per ton.
The reclaimed water was used for greening and washing eventually which replaced for the tap water.
Showing 1911 to 1920 of 3745 items