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Online since: October 2014
Authors: Yang Yang
Metal Material Engineering is a professional engineering class tradition.
In imparting professional knowledge, to stimulate students' interest in protecting the environment, students environmental awareness. 1.
However , from the production, use and disposal of process material point of view, is to extract a lot of resources , consume a lot of resources and energy , in turn a lot of waste ( waste gas , waste water and industrial solid waste, etc. ) came back to the natural environment the cycle .
According to this guiding principle, the development of metal materials engineering students and professional training programs teaching plan
Due to the high density of population , per capital resources are scarce, resources per capital is only the world's average of 1/3, for example, fresh water , forests, oil , natural gas is equivalent to only 25 percent of the world average , respectively , 15%, 10% and 5 %.
Online since: April 2013
Authors: Ping Jie Huang, Di Bo Hou, Guang Xin Zhang, Xiao Xuan Song
Introduction Sudden water pollution accidents will cause deterioration of water quality.
The structure of dynamic early warning system The simulation of water pollutant dispersion often needs the help of professional software.
Therefore, in order to support the calculation of the professional simulation software, the early warning system of the water pollution incident is designed based on SOA (Service-Oriented Architecture) concept [3].
Water quality model can describe pollutants varying in the water over time and space.
Lomow, Understanding SOA with Web Services (Independent Technology Guides), first ed., Addison-Wesley Professional, White Plains,2004 [4] J.
Online since: March 2013
Authors: Peng Kang Jin, Dong He, Xiao Rong Ren, Zhong Lun Ji, Jian Ke Ren
As the recovery efficiency of rectifying apparatus is limited, the treated water may contain methanol with certain concentration.
To deal with this issue, in this article field survey and monitoring on methanol wastewater are used, risk assessment is adopted to evaluate the harm that the process of methanol wastewater reinjection caused upon professional workers.
Exposure evaluation method Exposure evaluation model The contacting ways of methanol with professional workers are mainly in two ways: firstly, by direct contacting with methanol wastewater, it may infiltrate into body through skin; secondly as methanol is volatile, it may be breathed into human body as the workshop is full of methanol steam
Table1 Parameters of average daily exposure dose on life-time basis via skin permeation Parameter Number Unit Explain References C1 26670 mg/L Field measurement SA 0.088 m2 Only consider direct contact with the hand and wastewater Health risk assessment in Chinese skin exposed area of estimation PC 0.0020 m/h / Reclaimed water road dust fall chemical pollutant health risk assessment ET 0.15 h/d Field research / ED 365×35 d Professional workers 35 years / BW 62.70 Kg Chinese average weight / AT 70×365 d The average person life 70 years / Table2.
Conclusions: (1) It can be concluded that the methanol concentration of waste gas in workshop is 420mg/m3, the methanol concentration of waste water is 51670mg/L, by the calculation of risk attribute coefficient, it can be figured out that the life-time average daily exposure dose of methanol infiltration via skin and breathe is 10.88 and 40.19 mg/(kg·d) relatively
Online since: July 2014
Authors: Elena S. Gogina, Olga V. Yantsen, O. A. Ruzhitskaya
Ruzhitskaya3,c 1 Professor of the Department Wastewater and water ecology, Federal State Educational Institution of High Professional Education ‘Moscow State University of Civil Engineering’ (MGSU), 129337, Russia, Moscow, Yaroslavskoe shosse, 26 2 Specialist in the field of water supply and wastewater of the Department Wastewater and water ecology, Federal State Educational Institution of High Professional Education ‘Moscow State University of Civil Engineering’ (MGSU), 129337, Russia, Moscow, Yaroslavskoe shosse, 26 3 Associate Professor of the Department Wastewater and water ecology, Federal State Educational Institution of High Professional Education ‘Moscow State University of Civil Engineering’ (MGSU), 129337, Russia, Moscow, Yaroslavskoe shosse, 26 aGoginaES@mgsu.ru, b YantsenOV@mgsu.ru, cRuzhitskayaOA@mgsu.ru Keywords: Biological treatment, biofilter, feed, contact time, waste water, reconstruction, treatment plants, integrated waste water treatment.
The surface feed There is a solutuion of non-oxidized dye (red, E124, 1.5 g diluted in 200 ml of distilled water) to pass through cylindrical laboratory model of biofilter (that consists of a 60 liter cistern with a pump to supply waste water to the upper part of the biofilter , a distribution system for steady waste water supply and the model of biofilter made of perspex ,circular in plan, 2 meters high, 0, 1 in diameter, feed is 1,9 metres high) with fixing of color change in the discharge water by means of photocolorimetry.
Dye solution (25 ml) was put instantly together with inlet water.
Samples of discharge water were taken within fixed time intervals from dye input and until entire vanishing of colour.
Water Supply and Sanitary Technique. (2013). 6. pp. 33-37
Online since: March 2017
Authors: Svetlana Albu
Only professionals with economic and technical studies have the right to provide services of real estate appraisal, and the professionals with experience in real estate appraisal have gained the right to provide services in the assessment of intellectual property.
Professional competences The importance of economic studies should not be underestimated in real estate evaluation.
The practice of appraisal activity and of real estate agencies services, as well as the European Standard EN 15733 [13] set out the minimum competence requirements (economic, legal and technical) for all professionals (Table 3).
Basic principles of the organization of the building process and the role and composition of the professional team involved.
A proper valuation is impossible without the building inspection and the professional assessment of technical condition. 3.
Online since: May 2012
Authors: You Song Wang, Yong Shi Pang, Hong Lei Yi
Based on the mentioned works, five tendencies of ACMGIP are forecasted: (1) build whole range dynamic audit oversee mechanism; (2) form and complete management system of professionals; (3) change the agent into professionalized management complex; (4) reinforce contract management; (5) integrate ACMGIP with proper other project management mode.
It's in charge of beside land planning, transportation, water supply, public security, education, the systems by the five government-funded project organization and coordination and supervision of management.
In 2004, the City Building Works was upgraded to bureau-level institutions: Municipal Building Public Works Department which was responsible for in addition to transport, water services outside the organization and coordination of government investment projects and supervision of management
Germany's government-funded projects except special professional engineering, construction and usage was separated as a principle, the department in need raise the request of project approval from the angle of usage, the construction and management of the project was due to professional department.
(2) Form and complete management system of professionals The agent is made of hundreds of professionals, so when there is a complete management system to keep all the professionals conscientious and careful, dedicated and probity, the agent will carry out the contracts strictly and comply with relative laws and regulations
Online since: January 2015
Authors: Ya Guo
In addition, water cement ratio and concrete strength is proportional to, water cement ratio, high strength concrete, water cement ratio is small, the low strength.
To sum up, the main factors affecting the compressive strength of concrete is the strength of cement and water cement ratio; to control the quality of concrete is the most important: good control of cement and concrete water cement ratio of two main steps.
To do well the coordination of various professional asked to cooperate, first must understand and grasp the overall and stage characteristics of each professional, can arrange all the professional cross construction reasonable, orderly, to effectively in practical construction organization, is expounded from two aspects: Technology should be the first written materials of.
On this basis, also need to know about other professional drawings, data, especially for the construction of the object with the professional related and cross intensive types of layout, process should be aware.
From a technical point of view, civil engineering, decoration professional form spatial restrictions on the installation of professional, the professional must accurately know their own professional building in which the position and range, and clear all kinds of professional well hole size, axis and elevation, height, and masonry thickness, slab thickness, beam size, in the pre construction and construction process, timely and accurately discover and solve the problems between the various professional.
Online since: June 2014
Authors: Maurizio Malaspina, Antonino Labate, Gabriele Di Quarto
We thought of using this new “design paradigm” to make the Nuovo CEP project feasible and economically sustainable through the cooperation of both professionals and non-professionals (i.e. inhabitants, students, etc.).
In our conception the Open Source Architecture is not confined to design the architecture of buildings but it is extended to the design of the architecture of the ICT Infrastructure, the architecture of water and waste processes and so on for the architecture of each context that can become sustainable.
This in turn would promise job opportunities and professional growth within their own territory
Below, the wiki structure: · Solar Park o What You Need to Know o Technical and Explanatory Report o Environmental Pre-feasibility Study o Architectural Graphics o Summary Calculation of Expenditure and Economic Framework · Smart City o What You Need to Know o Government o Citizens o Buidings o Urban Environment o Mobility & Transport o ICT Infrastructure o Energy o Water o Waste · Info o Regulation o FAQ o Community o Contacts Open Source Community.
Users who join the community have a number of different benefits [5]: they can put into practice their knowledge; they can learn a lot from expert users; they can introduce themselves and their work to other professionals; they can network with other professionals; they can introduce themselves to other professionals through their work; they can help to redevelop their territory; they can change a lot with little effort.
Online since: September 2018
Edited by: Akii Okonigbon Akaehomen Ibhadode
The articles will be useful for the professionals concerned with mechanical engineering, materials science, chemical engineering, engineering management as well as for academic teachers and students majoring in these fields of engineering science.
Alloys, Drilling Mud, Machine Corrosion, Control, Switched Singular Systems, Peristaltic Concrete Pump, Concrete Corrosion, Coal-Water Fuel, Combustion, Ergonomics, Waste Management, Rock Mass Transportation, Road Traffic Accidents, Lean Tools, Bicriteria Scheduling, Multi-Criteria Decision-Making
Online since: August 2014
Authors: Xin Ling Wang, Hao Liu
Coal Industry Lacked of Professionals to Develop Circular Economy.
The professional management personnel, technology professionals and skilled production line were serious shortage especially.
Meanwhile, the income of workers was relatively low, part of the professional and technical personnel reorientation, transfer prices were quite common, was one of the reasons caused by the lack of professional and technical personnel.
Vigorously promoting the coal industry professional and technical personnel to update their knowledge, strengthening national coal’s continuing professional education, training and professional personnel training base construction, implementing the coal industry shortage of skilled personnel training projects.
The water fees of enterprises on the utilization of coal mine water resources should be waived.
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