Fiber Fracture Episode 2 pptx

... 6A 825 -837. Polym. Bull., 36 125 -131. 12A: 723 -73 1. London A, 189 39-67. 1109. fibres. Marel: Sci. Eng., A260(1 -2) : 139-145. Stare Commun., 105: 29 7-300. Mech., 36 163 -25 3. ... strength of polymers. Polymer, 27 : 25 3 -25 5. Hearle, J.W.S. (1967) The structural mechanics of fibers. J. Polym. Sci., Pur? C, 20 21 5 -25 1. Hearle, J.W.S. (20 00) A critic...

Ngày tải lên: 13/08/2014, 16:20

... 484 514 30 3 h /25 00C 2. 5 25 4 3 02 95 2 h/600'C 95 (bamboo str.) 70 23 1 9.5 3 h /2. 50°C 3. I 305 3.55 30 2 h/600"C 30 (bamboo str.) 81 22 2 These results point out that ... dislocation lines ([I211 STRENGTH AND FRACTURE OF METALLIC FILAMENTS 20 7 1 Fig. 22 . Tensile strength of 25 Wm diameter Au wires after pulsed anneals at different temp...

Ngày tải lên: 13/08/2014, 16:20

... value. This rounding mode is sometimes called rounding up. Floating-Point Hardware 109 31 62 30 63 22 51 23 52 8 11 0 0 significand ANSI/IEEE 754 BASIC SINGLE FORMAT ANSI/IEEE 754 BASIC DOUBLE FORMAT significand bits bits exponent exponent sign si g n later ... with the destination and the Machine Arithmetic 73 23 16 23 16 31 24 31 24 15 8 15 8 70 70 1. If the dividend is zero (...

Ngày tải lên: 12/08/2014, 07:22

... Darwin, and he never • 13 CHAPTER 2 Major Themes in Evolution From left, Charles Darwin (1809-18 82) , Alfred Russel Wallace (1 823 -1913), and Gregor Mendel (1 822 - 1884) laid the founda- tions of ... 17:18 :26 20 04 http://books.nap.edu/catalog/5787.html to the needs of a population or organism. In this sense, as Francois Jacob has written, evolution is a “tinkerer, not an engineer.” 2...

Ngày tải lên: 12/08/2014, 08:21

... instance DeGett, 20 03). According to Hanisch (20 00), the American organisation NASA uses 2% of the overall budget for each project on science communication. Other sources (Kinney, 20 04) say that ... or press has a special importance. 20 THE HANDS-ON GUIDE FOR SCIENCE COMMUNICATORS 3 .2 THE TYPES OF COMMUNICATION The fi gure below, adapted from Morrow (20 00), shows a clear overvie...

Ngày tải lên: 12/08/2014, 08:21

... the first 20 nodal diameter mode the reduced frequency is 0 .23 and the mode shapes for the forward traveling wave are {a 20 c } =    −0 .26 0 −0.036 −0.638    and {a 20 s } =    −0.0 72 −0.059 0.149    Since ... (h x n ,h y n ) are described as: h x n (t)=h x 0 sin[ω n t +(n − 1)δ], 0 2 4 00 05 10 15 20 25 30 35 40 45 50 x y

Ngày tải lên: 12/08/2014, 08:22

... in 25 0 300 110 22 0 320 305 26 0 370 absence of oxygen (EC) Maximum temperature in 21 0 24 0 110 180 25 0 23 0 20 0 310 presence of oxygen (EC) Maximum temperature due to 150 180 100 20 0 25 0 28 0 20 0 ... -30 -65 -20 -60 increase in viscosity (EC) Density (g/ml) 0.91 1.01 1. 12 0.97 1.06 1.04 1. 02 1.88 Viscosity index 145 140 0 20 0 175 195 160 100-300 Flash point (EC) 23...

Ngày tải lên: 12/08/2014, 16:20

... opera- tion at rated load. (2) Efficiency. 3 -2 TM 5-685/NAVFAC MO-9 12 VOLTAGE RELAY 20 0-400A.I TRANSFORMER - ____P RESISTOR IRATED FOR 2 TO 6A.I C. D. Figure 2- 2. Types of system grounding. A) ... service conductor is uninsulated in accordance with the exceptions to NEC articles 23 0 -22 , 23 0-30, and 23 0-41. (2) Solid grounding is mainly used in low- voltage distribu...

Ngày tải lên: 12/08/2014, 16:21

... z)=a 11 x 2 +signa 22 y 2 + a 33 z 2 +2a 12 xy +2a 13 xz +2a 23 yz +2a 14 x +2a 24 y +2a 34 z + a 44 + b 12 x 2 y + b 21 xy 2 + b 13 x 2 z + b 31 xz 2 + b 23 y 2 z + b 32 yz 2 =0 (2. 15) Here, ... − dir.) y 2 + z 2 =0 • Sphere x 2 +(y −R) 2 + z 2 − R 2 =0 • Ellipsoid x 2 /C 2 +(y −y 0 ) 2 /B 2 +(z −z 0 ) 2 /A 2 − 1=0 • Paraboloid x 2...

Ngày tải lên: 13/08/2014, 05:22