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Alternative materials reinforced with GFRP bars in the excavation of the application, you can solve the drawbacks of steel used in the pit, are environmentally friendly, and will not have an impact on the surrounding underground construction projects.
To ensure the quality of construction of the supporting structure for the processing of materials GFRP bars, lashing and lifting have raised higher requirements.
GFRP bars materials testing, inspection GFRP bars approach should check the following items.
Glass fiber reinforced fiber reinforced composite materials, although there are data to show that the glass fiber reinforced UV capability is superior, glare 1000 hours remained at about 81 percent strength, but in the normal course of the project or proposal stored.
[6] Yiheng Ge, Kejiong Ye and Lisheng Chen: submitted to Journal of Shanghai Construction Science & Technology. 2010, 2: 50-52.

Introduction In the past few years, nontoxic semiconductors have been considered as the main kinds of solar cell materials in the light of both the fundamental and technological points.
Disalvo, Solid-State Chemistry: A Rediscovered Chemical Frontier, Science. 247 (1990) 649-655
Qian, Synthesis, Characterization, and Properties of Nanocrystalline Cu2SnS3, Journal of Solid State Chemistry. 153 (2000) 170-173 (4)
Firsov, Electric field effect in atomically thin carbon films, Science. 306 (2004) 666-669
Liu, A Facile One-step Method to Produce Graphene-CdS Quantum Dot Nanocomposites as Promising Optoelectronic Materials.

To polymer-based materials, which are considered viscoelastic, the creep behavior is extremely obvious near or above their glass transition temperature (Tg) [5].
Experiment Materials.
Burgoyne: Journal of Applied Polymer Science, Vol. 126 (2012) p.91
Kessler: Material Science and Engineer A, Vol. 421 (2006) p.217
Burgoyne: Journal of Applied Polymer Science, Vol. 125 (2012) p.3856.

Material and Method Materials and Sample Preparation.
Wang: Journal of food engineering, Vol. 86 (2008).No.1, p.25-29
Mattheis: Journal of the American Society for Horticultural Science, Vol. 124 (1999).No.6, p.690-695
Luo: LWT-Food Science and Technology, Vol. 40 (2007).No.2, p. 285-291
Wang: LWT-Food Science and Technology, Vol.42(2009).No.2, p.654-659.

Introduction Fig. 1 The installation of similar material model test Rock mass is the complex geologic body with various macro geological structure surfaces such as joints, fault, and crack.
Similar material model test Fig. 2 Several stages of crack propagation Some shear physical testing specimen using similar material with several collinear fractures are introduced[5].
Z013008, Doctoral Fund of China Education Ministry 20130131110033, National Natural Science Fund of China 51279095.
References: [1] Chen WZ, Li SC, Zhu WS, Chinese Journal of Rock Mechanics and Engineering, Vol. 22-1, (2003),p.18-23 [2] Lin P, Huang KZ, Wang RK, Journal of Tsinghua University(Science and Technology), Vol.9,(2006)p.10-21 [3] Jiao YY, Zhang XL, Li TC, DDARF method for simulation crack failure processes.
(Science press, Beijing 2010) [4] Shi genhua, Discontinuous Deformation Analysis(Tinghua University press, Beijing 1997) [5] Zhu WS, He MC, Stability of surrounding rocks under complex conditions and the dynamic construction mechanics of rock mass, (Science press, Beijing 1995)

Rough end mill tools with serrated cutting edges profile are extensively used for removing a bulk of material and suppressing the chatter vibrations during milling operations.
Cutter type Serrated Diameter 8 mm Number of flutes 3 Helix angle 40 deg Amplitude of serration (A) 0.2 mm Wave length (W) 2.45 Material Hard Metal Table 2: Cutting conditions.
Altintas, in: Mechanics and Dynamics of Serrated Cylindrical and Tapered End Mills, volume 126 of the Journal of Manufacturing Science and Engineering, Transactions of the ASME, pp 317-326, (2004)
Wang, in: Solid Modeling for Optimizing Metal Removal of Three-Dimensional NC End Milling, volume 7/ No.1 of the Journal of Manufacturing Systems, pp 57-65, Elsevier (1988)
Spence, in: Techniques for Accelerating B-rep Based Parallel Machining Simulation, volume 37 of the Journal of Computer-Aided Design, pp 1229–1240, Elsevier (2005)

Plate structures made of FR-4, a widely used industrial-grade material for manufacture of PCBs, were considered.
Introduction There are a few types of smart materials that have drawn the most attention in the field of structure excitation and control, including piezoelectric materials, shape memory alloy, magnetostrictive materials, electrorheological (ER) fluids.
AIAA Journal, 25 (10), pp.1373-1385 [2] Balas, M.
Journal of Guidance and Control, 2 (3), pp. 252-253
AIAA Journal, 33(6), pp.1098-1105

International Journal of Corrosion. 1-9, 2011
Journal of Minerals & Materials Characterization & Engineering. 9(1), 13-23, 2010
Materials & Design. 29, 597-603, 2008
Journal of Materials Processing Technology. 195, 327-335, 2008
Corrosion Science. 4, 1563-1570, 2011

Rack, Titanium Alloys in Total Joint Replacement - A Materials Science Perspective, Biomaterials, 19 (1998) 1621-1639
Suryanarayana, Mechanical Alloying and Milling, Progress in Materials Science, 46 (2001) 1-184
Cao, Consolidation/Synthesis of Materials by Electric Current Activated/Assisted Sintering, Materials Science and Engineering R: Reports, 63 (2009) 127-287
Ohyanagi, The Effect of Electric Field and Pressure on the Synthesis and Consolidation of Materials: A Review of the Spark Plasma Sintering Method, Journal of Material Science, 41 (2006) 763-777
Ritchie, Powder Processing of Ductile-phase-toughened Nb-Nb3Al in situ Composites, Materials Science and Engineering A, 189 (1994) 201-208

They attached great importance to the new things and were good at mastering new materials and technology.
The sensitive to new material, new technology and a new era of innovative thinking, makes steel which is cold, different from the past wood masonry materials embodied in modern architecture complicated and innovatively.
Under these conditions, the structure performance and aesthetic features of steel materials will embody the unique values.
References [1] Dawu Luo: Sichuan Building Materials Vol.4(2006), p.65-68.
(In Chinese) [9] Xun Dai: Journal of Southwest University (Social Sciences Edition) Vol.4(2011),p.173-180.