... we must forgo the telescope as a part of technology and consider it the prerogative of the editor of an Encyclopaedia of the History of Science, just as we would consider the violin and the bassoon ... between the twelve cycles of the moon and the one of the sun, were astronomers, scientists. Admittedly they were working towards the practical solutions o...
Ngày tải lên: 04/07/2014, 01:20
The grammar of the english verb phrase part 3 docx
... whether a clause refers to the performance of an action, the happening of an event, the development of a process or the existence of a state, we can say that the clause in question refers to the actualization ... 11 occurrence with the past tense and the present perfect. Chapters 13 and 14 look at the semantics of the temporal adverbs when, before and after and...
Ngày tải lên: 01/07/2014, 23:20
Tài liệu Modeling of Data part 3 docx
... understood both as the variance in the direction of the smallest χ 2 between each data point and the line with slope b, and also as the variance of the linear combination y i − a − bx i of two random variables ... bx i ) 2 σ 2 yi +b 2 σ 2 xi (15 .3. 2) where σ xi and σ yi are, respectively, the x and y standard deviations for the ith point. The weighted sum of varian...
Ngày tải lên: 15/12/2013, 04:15
Tài liệu Integration of Functions part 3 docx
... benefit of previous work. The coarsest implementation of the trapezoidal rule is to average the function at its endpoints a and b .The rst stage of refinement is to add to this average the value of the ... evaluation. Therefore the combination S = 4 3 S 2N − 1 3 S N (4.2.4) will cancel out the leading order error term. But there is no error term of order 1/N 3 , by...
Ngày tải lên: 15/12/2013, 04:15
Tài liệu Developing skills for the toefl ibt transcript part 3 docx
... about the troposphere? The troposphere is the area of the atmosphere which controls most of the weather that we experience on Earth. So when you think of the troposphere, think of weather. The ... troposphere is the thickest near the tropics. The tropics, of course, are located near the equator. The thinnest part of the troposphere is located near the...
Ngày tải lên: 24/12/2013, 02:16
Tài liệu Longman preparation series for the toeic test advanced part 3 docx
Ngày tải lên: 24/12/2013, 11:17
Tài liệu The elements of style part 5 docx
... www.tailieuduhoc.org 8. Avoid the use of qualifiers. Rather, very, little, pretty — these are the leeches that infest the pond of prose, sucking the blood of words. The constant use of the adjective little ... draws the reader's attention to the sense and substance of the writing, rather than to the mood and temper of the author. If the writing is...
Ngày tải lên: 20/01/2014, 20:20
Tài liệu The elements of style part 3 pptx
... men. The samples were then frozen and stored in a stainless steel tank. In the lefthand version of the first example, the reader has no way of knowing whether the stain was in the center of the ... centuries ago, Christopher Columbus, one of the Italian mariners whom the decline of their own republics had put at the service of the world and of 39 Fo...
Ngày tải lên: 20/01/2014, 20:20
steinmetz cp on the law of hysteresis part 3
... 1894.] STEINMETZ ON HYSTERESIS. 5 93 or E1.6 V10ti y31 03 P= a Nf where: a = 8 - < 8 St.6 fl65 or, substituLting .0 033 : a 191.4 5 l 6' or, substitutinig V = S 1l, where I = length of mnagnetic circuit: L 01. _ 58 V L1 03 1914 / 28 r16 S 6 A1.6 - S6 16 5.6 n 1.6 and 58 E16L1 03 191A4 El6 I NAT6 5.6 n16 AT= 5.6 n1.6 As seen, thle hysteretic loss is proportional to the 1.6th po...
Ngày tải lên: 04/06/2014, 12:42