kế toán đầu tư vào công ty liên doanh liên kết
structural design of drill ships
... forces and moments - HydroD stability analysis (requires a license extension for stability) When the environment, models and loading conditions are defined, a stability analysis may be run ? Structural ... largest response - Compute probability of exceedance - No of zero up-crossings - For a given response level - Compute probability of exceedance - For a given probability of exceedance - Compute corresponding ... level - For a given duration and probability level - Compute response level - Compute probability of exceedance Long term statistics - Assign probability to each direction Select scatter diagram...
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Preparation and characterization of the PVDF-based composite membrane for direct methanol fuel cells
... of proton conductivity was prepared Styrene was used to be polymerized and blended with the PVDF polymer A kind of copolymer, polyvinylidene fluoride (PVDF)/sulfonated polystyrene (SPS) was adopted ... styrene, divinylbenzene (DVB) and benzoyl peroxide (BPO) were added to the solution and stirred with water bath at 343 K The dosage of PVDF, styrene, DVB and BPO was that PVDF was 80 g.L-1, styrene ... hydrophobic property of PS polymer However, the water uptake of PVDF-SPS membrane is larger than that of the pristine PVDF membrane, which is caused by the hydrophilicity of the sulfonated polystyrene (SPS)...
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Báo cáo khoa học: D88A mutant of cytochrome P450nor provides kinetic evidence for direct complex formation with electron donor NADH ppt
... decrease in kobs (36%; 16 s)1 as compared with 45 s)1 for the wild-type enzyme) agreed well with that in the overall NOR activity (36.5%) of the D88N mutant, showing that the inactivation caused ... step P450nor of F oxysporum shows electron donor specificity towards NADH [4,5,12] The accumulation of I is not observed when the wild-type enzyme is reduced by NADPH, a less effective electron ... decomposition of I; ND, not determined NADH (mM) NADPH (mM) 0.1 P450nor Overall activity (%) kobs (s)1) kdec (s)1) Wild-type D88A D88V D88N D393A 100 25.5 ± 1.5 22.5 ± 0.5 36.5 ± 1.5 10.0 45 ± 41 ± 99...
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How to use EXCEL for graphs and calculations
... Column A by 5, we would type in B1 ‘=A1*5’ A1 can be typed, or we can physically click on cell A1, after typing the equals sign and then continue typing the formula Rather than typing this in the ... be used Part II Making Graphs The following is data from a viscosity experiment Enter it in Worksheet Concentration Viscosity 1.22860 1.13580 1.3800 1.3300 1.00010 0.91580 1.2772 1.2418 0.79980 ... relationship, take the natural log of viscosity Do this in column C The formula is ‘=ln(B2)’ for the first value After calculating the natural log for all values of viscosity, the data can be graphed Click...
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THE HANDBOOK OF REGULATIONS FOR DIRECT FARM MARKETING “THE GREEN BOOK” docx
... Marketing Program’s mission is to increase the economic viability of small farms, build community vitality, and improve the environmental quality of the region by facilitating direct marketing opportunities ... uniformity and compliance with standards for grades and packs, these are set by the federal or state government for each type of commodity Grading standards include attention to maturity, soundness, ... editorial support: Claudia Coles, WSDA Food Safety Program Linda Condon, WSDA Food Safety Program Mariah Cornwoman, CW Ray LLC Denise Curette, WSDA Food Safety Program Chris Curtis, Seattle Neighborhood...
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Báo cáo khoa học: Identification of structural determinants for inhibition strength and specificity of wheat xylanase inhibitors TAXI-IA and TAXI-IIA doc
... resulted in the ability of rTAXI-IIA to inhibit ANX, while inhibition activity towards BSX fell back to a moderate level A BSX mutant, where Trp9BSX was Inhibition specificity of TAXI-type inhibitors ... b exchanged for Tyr10ANX, was no longer inhibited by rTAXI-IIA and displayed a lower TAXI-I sensitivity (Table 3), illustrating the incompatibility between Pro294rTAXI-IIA and Tyr10ANX and the ... sites of the xylanase, determined by Tyr174BSX (subsites +1 and +2) and Tyr88BSX (subsite +3) [23] Driven by the presence of TAXI-IA, the aromatic side-chain of Tyr174BSX is pushed back to be re-oriented...
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![Standard Test Method for Compressive Strength of Hydraulic Cement Mortars (Using 2-in. or [50-mm] Cube Specimens)](https://media.store123doc.com/images/document/14/rc/yi/small_yil1395845738.jpg)
Standard Test Method for Compressive Strength of Hydraulic Cement Mortars (Using 2-in. or [50-mm] Cube Specimens)
... Devices for drawing the sand from bins by gravity should not be used Temperature and Humidity 7.1 Temperature—The temperature of the air in the vicinity of the mixing slab, the dry materials, molds, ... interval can be read with reasonable certainty When the spacing is 1⁄8 in or [3.2 mm] or more, one fourth of the scale interval can be read with reasonable certainty 5.9.3 The upper bearing assembly ... room, and water in the storage tank shall be set at 73.5 3.5 °F or [23 °C] 7.2 Humidity—The relative humidity of the laboratory shall be not less than 50 % The moist closet or moist room shall...
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Báo cáo hóa học: " Revelation of graphene-Au for direct write deposition and characterization" potx
... (3,4-ethyldioxythiophene) with high conductivity, flexibility, and transparency Nano Res 2009, 2:343 Xie SH, Liu YY, Li JY: Comparison of the effective conductivity between composites reinforced by graphene ... attraction Moreover, even the inherent electronic conductivity of the metal NPs are higher and all these attribute to the increased conductivity in the Au-graphene nanocomposite Conclusion A simple ... shift from 528 nm at 0.1 g l-1 to 545 nm at 0.2 and 0.4 g l-1 The quenching in the peak intensity was also observed which is clearly visible in the inset of Figure This is probably attributable...
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Báo cáo hóa học: " Article ID 598038, 10 pages doi:10.1155/2008/598038 Research Article Hybrid Polling Method for Direct Link Communication for IEEE 802.11 Wireless LANs Woo-Yong Choi" pot
... of the circular service areas, and twenty, thirty, or forty STAs are randomly located in the service areas, including the one consisting of one AP and thirty STAs in Figure Each wireless LAN serves ... assume that the connectivity and interference information not change over time When the connectivity and interference information change, only the change of the connectivity and (iv) R = 1.8 r: ... two PIs to collect the connectivity and interference information among the STAs when no transmission error occurs In order for STA i to obtain the connectivity and interference information between...
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third quarter results and outlook for 2004 strength performance passion holcim ltd
... plant Terminal Cement plant (project) Cement capacity Group (North America): 21.3 million t 3Q 2004 Latin America Solid construction activity Cement demand sound in most markets Brazilian and ... plant Terminal Cement capacity Group (Latin America): 31.0 million t; further 9.5 million t with partners 11 3Q 2004 Africa Middle East Lively construction activity, despite different growth ... 20.7% 35.2% -5.7% 29.3% 23.8% 15.3% 29 3Q 2004 Group net income Before minority interests in million CHF After minority interests in million CHF 877 +21.3% 727 723 -6.0% -0.6% 691 +33.4% 514 518...
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Báo cáo sinh học: "Genetic grouping for direct and maternal effects with differential assignment of groups" potx
... direct and maternal effects are to be fitted there is_ also the possibility of confounding between genetic groups for both types of effects Consider the matrix [Z that relates records to genetic ... confounding both types of effects or with other efFects in the model is higher than I the case of Q different from Q o m A referee pointed out an example indicating that lack of estimatibility may not ... original version of this paper Any remaining mistake is the responsibility of the first author RJC Cantet wishes to thank the University of Illinois and Universidad de Buenos Aires for financial support...
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guide for selecting proportions for high-strength concrete with portland cement and fly ash
... w/(c+p) for high-strength concretes typically have ranged from 0.20 to 0.50 3.3-Workability 3.3.1 Introduction-For the purpose of this guide, workability is that property of freshly mixed concrete that ... include: a) modulus of elasticity, b) flexural and tensile strengths, c) heat of hydration, d) creep and 2.2-Required strength drying shrinkage, e) durability, f) permeability, g) time of ACI 318 allows ... produce a concrete with the desired plastic properties (workability, finishability, etc.) and hardened properties (strength, durability, etc.) at the lowest cost Proper proportioning is required...
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Poly(2,6 dimethyl 1,4 phenylene oxide) based semi interpenetrating polymer network proton exchange membranes for direct methanol fuel cells
... connectivity of the hydrophilic channels 2.2.3.2 Mitigating the Tradeoff between Proton Conductivity and Methanol Permeability The balance between high proton conductivity and low methanol permeability ... conductivity low methanol permeability, good mechanical properties and dimensional stability Consequently the PPO based SIPN membranes were able to deliver higher maximum power density than Nafion®, ... oxidation and hydrolytic stability tests 57 Table 4.1 Calculated solubility parameters of α,ω-diamine cross-linkers 76 Table 4.2 IEC, proton conductivity and water uptake of SIPN and SPPO/BPPO...
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Exact BER analysis and design of prerake combining schemes for direct sequence ultra wideband multiple access systems
... OOK on-off keying PAM pulse amplitude modulation PDF probability density function PPM pulse position modulation PSD power spectral density SI self interference SINR signal-to-interference-plus-noise ... power, and multifunctionality High data rate UWB communication systems are well motivated for real-time gathering/disseminating/exchanging a vast quantity of sensory data Typically, energy is more ... (WPANs): WPANs allow short range ad hoc connectivity among portable consumer electronic and communication devices They are envisioned to provide high-quality real-time multimedia distribution, file exchange...
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Polymer electrolyte membranes for direct methanol fuel cells
... Sorption and State of Water 97 5.2.5 Ion Exchange Capacity (IEC) 97 5.2.6 Proton Conductivity 98 5.2.7 Methanol Permeability 99 5.2.8 Viscosity 99 5.3 Results and Discussions 100 5.3.1 Structure ... Structure-Dependent Water Uptake and Ion Exchange Capacity 153 7.3.3 Thermal Stability 156 7.3.4 Proton Conductivity 157 7.3.5 Methanol Permeability 160 7.4 Conclusion 162 vi CHAPTER CONCLUSIONS & ... produce products that combine high proton conductivity, zero electron conductivity, low methanol permeability, and high chemical and thermal stability at room temperature The scope of work includes...
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A CMOS DB linear VGA with DC offset cancellation for direct conversion receiver
... to take this opportunity to thank the Institute of Microelectronics for the award of a research scholarship under Joint Microelectronics Laboratory with National University of Singapore and Integrated ... work would not have been possible Thanks also goes to the National University of Singapore for giving me the opportunity to pursue postgraduate study I am grateful to Mr Wong Sheng Jau, Mr Teo ... V1I Output signal amplitude of I path low pass filter for polarity V1Q Output signal amplitude of Q path low pass filter for polarity Vc DC voltage Vctrl Gain control voltage ' VCtrl Gain control...
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Process parameter optimization for direct metal laser sintering (DMLS
... Heterogeneity and Anisotropy of DMLS Process 90 6.1 Introduction 90 6.2 Heterogeneity and Anisotropy 91 6.2.1 Material anisotropy 91 6.2.2 Material heterogeneity 91 6.3 Material Heterogeneity for ... of resulting property i K all integrated factor Pji ability index V ji corresponding resulting property value in the case j Set i resulting weight factor of resulting property i Ri , Best , Ri ... the part quality, surface roughness is most important when prototyping is used for casting Two different types of surfaces are formed when the 3-D physical model is created The first type of surface...
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An adaptive algorithm for direct conversion receivers architecture and performance analysis
... the estimated sequence tˆ ( n ) 35 3.6 Implementation Complexity As we know, the eminent feature of the LMS algorithm is its simplicity The algorithm proposed in the thesis is based on the LMS ... continuing support and constructive suggestions throughout my research and study in the National University of Singapore and the Institute of Microelectronics Their deep insight and wide knowledge have ... Adaptive Algorithm for Distortion Mitigation Internal Iterative Algorithm Implementation Complexity Summary 23 23 25 26 32 36 36 CHAPTER CONVERGENCE ANALYSIS 4.1 4.2 4.3 Outline Convergence Analysis...
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