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Application of high-nitrogen steels in which nitrogen is used as an alloying element represents a new direction in a metal science.
Diagram of constructional strength Acknowledgements The work was carried out under financial support from the Ministry of Education of Russian Federation Scientific Program "Advanced Materials".
Uluntcev: Material science No 11 (1999), pp. 19-23. 4.
Siwka, J.Wiedermann: Journal of Material Processing Technology Vol. 125-126 (2002), pp.188-192.

Journal Citation (to be inserted by the publisher ) Copyright by Trans Tech Publications THE EFFECT OF 58S BIOACTIVE SOL-GEL DERIVED FOAMS ON THE GROWTH OF MURINE LUNG EPITHELIAL CELLS A.
Materials and Methods Three types of foams were made by sol-gel processing, one of each type was coated with 2.4µg of laminin (human placenta, cell culture tested; Sigma-Aldrich, U.K.) in 1 ml of phosphate buffered saline (PBS) (Invitrogen, U.K.) for 178 rev/min in a shaker table, at 37°C for 5 hrs and then dried in a dessicator for 24hrs.
On closer examination the edge of the lamelopodia seemed to extend into the material with a blurred boundary showing successful adhesion and migration of the cell to the foam.
Naughton: Science Vol. 295 (2002), p. 1009-1014 [3] G Martin: Proc, Natl.
Polak Science Vol. 295(5557)(2002), p. 1014-1017 [18] D.L.

., engineering design, material properties, construction techniques.
Kaplan[5] (1961) firstly applied the fracture mechanics to concrete material, determining the fracture toughness of concrete by subjecting a beam with a three-point bending test.
For the case of plane strain, the stress intensity factors are given by [11] （2） （3） Where,, are Elastic modulus and Poisson's ratio of materials respectively; is the distance from node i to crack tip.
Journal of the American Concrete Institute, 1961, 58(5):591~610
Science China Technological Sciences. 2011, 54(3): 565-572 [10] Chen,S.H., Pande G.

Referring to the standard solutions,it can have the following solution: increase the complexity of the field, turn it into a complex substance--field model and jump to substance field, which means useful effect of existing system need to be improved, but it does not allow to introduce new original or material.
For the high maturity products, such as stereotypes products, because of the technical state is of complete certainty, so in the production process, technical preparation, material preparation, task time preparation and planning work preparation can be completed before reproduction execution and can save time for type production, so that on the basis of the strict control of the production process quality, we simplify the links so as to save task time, craftwork, materials and other sectors and then save the amount of work and time consumption to realize the simplification process, so in this type of production the mass customization production is taken.
HT20120047, GF-A0177725N, Beijing: China Aerospace Science and Technology Corporation, 2010
Beijing: Science Press, 2011
Industrial Engineering Journal, Vol. 4 (2008), p. 57-61.

In the meso-mechanics level, the concrete is taken as the composite material consisting of aggregate, mortar and interface between them.
Hansen: ACI Material Journal, Vol. 96 (1999), p.196 [5] Chun-an Tang, Wancheng Zhu: Concrete Damage and Fracture-Numerical Simulation (Science Press, China 2003)
Van Mier: Material Engineering of Cement based Composites using Lattice Model (WIT Press, USA 1999)

This is a class of wear-resistant materials that is widely used for the manufacture of parts with high wear resistance and acceptable strength.
Davis (Eds.), Metallurgy and properties of high alloy white irons, ASM Specialty Handbook Cast Irons, Materials Park, OH: ASM International, 1996
Prokazov, Influence of alloying and heat treatment on the structure and hydroabrasive resistance of chromium-manganese cast iron, Cast Wear-Resistant Materials. (1978) 115-125
Rodin, Materials Science: Textbook Manual for Mechanical Engineering Specialties of Universities, Higher School, Moscow, 1971
Mikhailov, Study of the influence of the ratio of carbon and manganese on the structure and properties in Fe - C - Mn alloys; based on materials from the V International Scientific and Practical Conference "Engineering Sciences – from Theory to Practice", Globus, St.

Identification of environmental risks of enterprises processing and utilizing the imported scrap metals The enterprises processing and utilizing imported scrap metals face environmental risks mainly in the storage of raw materials and products, their transportation, processing and utilizing as well as pollution treatment.
The rainwater may corrode the surface of metals, producing metal ion and further polluting surface runoff when the metals are exposed to rain. 2) The plastic fragments left after disassembly are inflammable materials with poor thermostability.
Raw material hazard index is used to describe the environmental hazard that may arise from the raw materials of imported metal and electrical appliance scraps, scrap wires, cables and motors, the assessment of which will be made mainly based on the rate of dangerous wastes contained in the raw materials and the proportion of unrecyclable wastes.
The environmental pollution caused by the enterprises processing and utilizing scrap metals mainly include the sewage coming from the water-separated copper wire crusher, the dust from loading and unloading as well as processing and utilizing of raw materials, waste gas from pyrogenic decomposition and gas cutting and the unrecyclable and dangerous wastes contained therein.
HU, Y.ZHENG , Study on the management of designated companies processing and using the imported scrap metals, Chinese Journal of Environmental Management, 5(2013) 18-21

Gourlay1 1 Department of Materials, Imperial College London, SW7 2AZ.
UK 2Centre of Excellence Geopolymer and Green Technology, School of Materials Engineering, Universiti Malaysia Perlis (UniMAP), Taman Muhibbah 02600, Jejawi, Arau, Perlis, Malaysia 3Nihon Superior Centre for the Manufacture of Electronic Materials, School of Mechanical& Mining Engineering, The University of Queensland, 4072 St Lucia, QLD, Australia 4Department of Materials Science & Eng, Kyoto University, Sakyo-ku, Kyoto 606-8501, Japan aj.xian@imperial.ac.uk Keywords: Pb-free soldering, crystal growth, intermetallics, nucleation, eutectic, Cu6Sn5.
SMTA Journal 2010;23:18-26
Materials & Design 2013;52:663-70
Archives of Metallurgy & Materials 2015;60:1449-54

A study will be made by dividing building forms into three factors: building materials, building facades, architectural style, as well as the scoring corresponding to the three factors.
---Building Materials.
The main evaluation index of building material is according to the surface material of the river frontage side, such as the unity of the background sky color, the unity other building materials located within the region.
Acknowledgements This work was supported by the National Natural Science Foundation of China (Grant No. 51138002)  References [1] Wang Z, Sun P.
Journal of Chinese Landscape Architecture, 2001, 5: 035

The best known and famous materials that have ability in the making of biocomposites are cellulose and starch.
Materials and Methods The rice straw was collected from a paddy field in Wang Ulu, Perlis, Malaysia.
Besides the cellulose, the other materials used in the formation of biocomposite films were tapioca starch (Kapal ABC brand) as polymer source, lemon and key lime as crosslinkers.
International Food Research Journal 21(2), 597-602
Chemical Engineering Faculty of Health, Science and Technology, 25