Castings 2 Episode 11 ppt

... an A1-4.2Cu alloy has a strength of over 20 0 MPa at 20 "C, that falls to 12 MPa at 500"C, 2 MPa at the solidus temperature, and finally to zero at a liquid fraction of about 20 per ... (Smith 1948, 19 52) . Linear contraction 26 1 90 80 70 60- a 2 ? 50- - m c a, m - 40- - m, E oz 30- m 20 io - - - - - 0.5 1 2 4 8 16 32 Time i...

Ngày tải lên: 13/08/2014, 08:21

... Liquid 20 °C m.p. m.p 20 °C m.p. m.p. 20 °C m.p. m.p. Pb 327 3 .22 130 (138) 1 52 116 80 11 020 10678 39.4 (29 .4) 15.4 Zn 420 4.08 394 (443) 481 7140 (6843) 6575 119 95 9.5 Mg 650 4 .2 1038 ... ( 120 0) 1080 27 00 (25 50) 23 85 23 8 - 94 cu 1084 5.30 386 (480) 495 8960 83 82 8000 397 (23 5) 166 Fe 1536 3.16 456 (113 0) 795 7870 726 5 7015 73 14)? -...

Ngày tải lên: 13/08/2014, 08:21

... through the filter without difficulty. 20 0 21 0 22 0 23 0 24 0 25 0 26 0 27 0 28 0 29 0 300 UTSIMPa 0.6 - 0 .2 - 24 0 25 0 26 0 27 0 28 0 29 0 300 UTS Figure 9 .25 Typical skewed distribution of tensile ... "\ me me oe 0.4 - 0. _ ne oe me oe - ~e 0 .2 0 Am - me EJm ~e I e, I ,111 111 0 0 e A Figure 9. 12 Relation between the...

Ngày tải lên: 13/08/2014, 08:21

Ngày tải lên: 13/08/2014, 08:21

... interchange. Because E = Ui /2 = r2/8n2r2, we have 436 Itwtuhilily nondimensional variables. Equations ( 12. 9), ( 12. 11) ? and ( 12. 12) then become ( 12. 13) ( 12. 14) ( 1 2. 15) where Pr = v/K ... sinhq*z, (0‘ - K’)2W = A(qi + K’)’ COSqoZ + B(q2 - K2 )2~ ~~hq~ + C(q*? - K2j2 cosh 4*z. The boundary conditions ( 12. 27) then require 4* cosh - 2...

Ngày tải lên: 13/08/2014, 16:21

... every 20 seconds Seaplane head on Green Red Figure 5. 42 Seaplane lights. 124 Seamanship Techniques JUDGING ANOTHER VESSEL’S HEADING AT NIGHT We know that the arc of a sidelight shows over 1 12 1 2 ° ... may be exhibited Figure 5 .27 Pilot vessel engaged on pilotage duty. Sources of reference: Rules 21 , 22 , 29 , 30, 35(i) and Annex 1. Single white all-round light, range 2 miles,...

Ngày tải lên: 13/08/2014, 16:21

... [W/mK] P01–10 50 16 20 6 8 < 2 6900 16 .2 1 .2 20 P05 25 49 16 15 8 12 < 2 7000 14 .2 1.8 20 P01–15 48 16 20 5 11 –* 7000 15.7 –* 20 P05 Total carbide: 94 Total metal: 6 –* 6100 17 .2 1.8 –* P10 Total ... a 1 ) 2 a 1 + a 2 ————— a 1 ≤ x < ———— (a 2 — a 1 ) 2 2 SF(x, a 1 , a 2 ) = { (A7.4b) 2( x – a 2 ) 2 a 1 + a 2 1– ————— ———— ≤ x < a 2 (a 2...

Ngày tải lên: 21/07/2014, 17:20

... York 1l'mel; August29, 1999,Section 3.A1so,Sciou:e News, VoL 154, October 10, 1998,p ,23 9;and The New Yorker, June 12, 20 00 p. 66.The Human Genome Project plans to finish sequencing the human genome by 20 03 ... "food" for the organisms. 9 .11. 11 Gene The basic unit of heredity, a gene is a sequence of DNA containing the code to con- struct a protein molecule. 9 .11. 12 G...

Ngày tải lên: 21/07/2014, 17:20

Ngày tải lên: 21/07/2014, 22:20

... Keys) A1 v. continue definition (c) to go on; to keep doing something; to last; to perpetuate A2 n. productivity definition (b) a measurement of output per hours worked; creativeness; fruitfulness; ... stipulate; to prepare A10 adj. trial definition (b) experimental; exploratory; test; used as a sample 7 02 Questions Index PHOTOCOPIABLE © www.english-test.net Answers 340 TOEIC Vocabulary / M...

Ngày tải lên: 22/07/2014, 01:21