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Online since: January 2012
Authors: Peng Ju Qin, Xu Dong Cheng
Also, the model does not anticipate the influence of ground water, which needs advanced study.
[4] The Professional Standards Compilation Group of People of Republic of China.
Online since: August 2013
Authors: Deng Gao Guan, Chuan Min Sun, Wen Xin Zhou, Wen Jun Xu, Hua Wei Li, Guan Li Xu, Yao Sun
In digital system and the data transmission process, the electromagnetic radiation pollution can lead to transmission interruption or loss of data, drops, receiving information garbled, disorderly phenomenon, and this will threaten to aviation, railway and water transport the communication security.
After the completion the project must be accepted by professional institutions inspection and acceptance.
Online since: August 2012
Authors: Carlos Nelson Elias, C. Santos, Andréa Matos Melo, Sérgio Neves Monteiro
The density of the sintered samples was measured by Archimedes' principle, ie, by immersing the specimen in distilled water at 20 oC.
The property has a retraction of the most important because the accuracy of this property can minimize the need for re-working of the prosthesis, especially the steps one more unwanted by the professional, which are complex and costly in the manufacture of final components.
Online since: December 2012
Authors: Xian'e Li, Yan Ni Xue, Cui Ping Wang
The definition and connotation of green building Green building is the building that is harmony with nature in the building life cycle to maximize the conservation of resources (energy, land, water and materials), protect the environment,reduce pollution and provide people with healthy, efficient use of space.This is a more complete definition of green building of the People's Republic of China Ministry of Construction, Ministry of Science and Technology Enact Technical Guidelines for Green Building in 2005.Including four aspects: First, the concept of "Life Cycle".
(Social Science Edition) Vol.30 (2011) p.43 (In Chinese) [3] Liangyong Wu,in:The Introduction to Sciences of Human Settlements, the Ministry of Construction of Peoples Republic of China publishing,Beijing,p156,2002 (In Chinese) [4] Angang Hu:Green Leaves Vol.12(2005) p.153 (In Chinese) [5] The professional committee of green building and energy saving of green culture group of Chinese Society for Urban Studies,in:The Humanistic Concept of Green Building,the Ministry of Construction of Peoples Republic of China Publishing,Beijing,pp.215-219,2010.
Online since: March 2014
Authors: Bo Liu, Xiao Shi, Na Li, Zi Jun Huang, Qing Hao Wang, Yan Jun Pang, Chuan Zong Zhao, Hui Ma, Guo Bin Liu, Chen Yang Liu
Because there are no professional statistics and measured capacitance currents of 10 kV substation power networks, Fushun, recently, has seen many breakdowns in substances by single-phase grounding over voltage, which cause some accidents and damage the equipments, such as breakers, switches, cables, etc..
China Water Power Press, 2011 [3] Yin Kening, Principle of Transformer Design.
Online since: December 2010
Authors: Xiao Yang Yuan, Zong Bin Li, Peng Fei Zhao, Yi Zhang
a1—Austenitic steel; a2—Pearlitic steel; a3—Martensitic steel; a4—Edeburitic steel; a5—Carbon steel; a6—Cementite steel; a7—Cr,Mo,W; a8—V,Ti; a9—Surface hardening; a10—Without surface hardening; a11—W,Mo; a12—Keeping allowance; a13—Annealing; a14—No annealing; a15—Polishing; a16—No polishing; a17—Tempering; a18—No tempering; a19—Adding TG500; a20—Adding phosphates; a21—Welding rod in carbon steel; a22—Welding rod in copper; a23—Welding rod in aluminium; a24—Water cooling; a25—Natural cooling; a26—HCW; a27—Deep penetration welding; a28—TIG welding.
a29—Removing oxygen and water by heating; a30—Adding ammonia; a31—Adding some CO2; a32—Adding some TG500; a33—Adding some chromate; a34—Adding some phosphate; a35—Austenitic steel; a36—Pearlitic steel; a37—Martensitic steel; a38—Edeburitic steel; a39—Polishing.
Constructing process of formal Boolean matrix, shown in [4,8,9], needs a large number of professional knowledge in anticorrosion fields, which contains materials, industry standards, generic standard and experiences of engineers etc.
[4] Zongbin Li: Polychromatic sets theory researching and application in advanced manufacturing, China Water Power Press, Intellectual Property Press, 2005:187-253, in Chinese
Online since: August 2013
Authors: Zhong Mei Guan, Wei Fang Qiao
While in the seaside and lakeside, the large area of water constituted straightforward, cheerful recreation space.
The infrastructure refers to the supporting facilities in the resort like road network, water and electricity, medical, education, entertainment, etc.
It is required that the planners should analyze the population like the quantity, income, marital status, family size, leisure time, education level, professional, religion, attitude towards travel, preference to the tourism products and service.
The existing infrastructure: the existing public facilities, particularly waste water disposal systems within the region, are worth considering.
Online since: July 2012
Authors: Yi Wei Pan, Li Jing Zhang, Gang Tao, Yi Min Wang, Yuan Li
AC stray current would increase the corrosion when water pipes were buried beneath high-voltage transmission system[12].
Then the mixed solvent was gradually put into the glass tank filled with distilled water, dilute NaOH solution and HCl solution were used to adjust pH.
[10]Walter von Baeckmann, Wilhelm Schwenk, Werner Prinz: Handbook of Cathodic Corrosion Protection (Gulf Professional Publishing, USA 2007) [11]W.
Hammond: Does Stray Alternating Current Corrode Water Systems (British Electrical & Allied Industries Research Association, Rockdale 1958)
Online since: November 2012
Authors: Lan Xin Zhang, Min Shang, Shu Cai Li, Qiang Xu
Statistical summary of the test data is listed as the following table1: Note: n ---- the statistical number of samples, μ ---- the average value, σ --- standard deviation, δ - coefficient of sample variation (Following the same) Index parameters W (%) r (KN/m3) e Ip Il Cu (Kpa) Φu (°) Es1-2 (Mpa) Es2-3 (Mpa) Pc(Kpa) n 40 40 40 40 40 30 30 40 40 9 Xmin 30.8 15.1 0.981 4.4 0.068 14.0 4.10 3.044 3.267 267.2 Xmax 56.0 19.1 1.661 19.0 1.977 66.0 26.0 17.564 17.925 507.0 φm 43.4 17.2 1.247 12.1 0.668 29.53 14.16 4.835 6.545 346.7 σf 5.6 0.7 0.14 3.8 0.38 12.07 5.94 2.27 2.40 73.45 δ 0.13 0.04 0.11 0.31 0.57 0.41 0.42 0.47 0.37 0.21 Table 1 Physical and Mechanical Properties Physical Properties research.As can be seen from Table1,the natural water content(W) of Jinan diorite residual soil is in the range of 35-50%,and its high water content had a greater impact on its bearing capacity.
In the practice the heterogeneity caused by the influence of the differences of the weathering role, underground water and the differences of the variety of parent rock should be paid more attention.
[7] The Professional Standard Compilation Group of People’s Republic of China.
Online since: February 2024
Authors: Olayinka Akeem Oladapo, Akintayo Oladimeji Akindele, Olusegun Adebayo Ajala, Adebowale Martins Obalalu
When subjected to shear stress, shear-thinning fluids, such as ketchup or paint, become less viscous, whereas shear-thickening fluids, such as combinations of cornstarch and water, become more viscous under the same conditions.
The study of chemical processes is required for anybody interested in pursuing a degree in chemistry and is very essential for working professionals in subjects such as materials science, pharmacology, and environmental science.
It is worth mentioning that ϵ4> 0 is assigned to fluids like lubrication oil, while ϵ4< 0 is allocated to air and water.
Kowsari, Experimental study on turbulent convective heat transfer, pressure drop, and thermal performance characterization of ZnO/water nanofluid flow in a circular tube, Therm Sci. 18 (2014) 1315–1326
Retiel, Numerical study of natural convection in vertical cylindrical annular enclosure filled with cu-water nanofluid under magnetic fields, Defect and Diffusion forum. 392 (2019) 123–137
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