4—potential problems related to other factors
standard practice for the use of shrinkage- compensating concrete
Ngày tải lên :
24/10/2014, 16:04
... Air-entrained concrete 6000 (41.4) 0.42 to 0.45 — 5000 (34.5) 0.51 to 0.53 0.42 to 0.44 4000 (27.6) 0.60 to 0.63 0.50 to 0.53 3000 (20.7) 0.71 to 0.75 0.62 to 0.65 Fig 4.1—Effect of degree of restraint ... perpendicular to the joint wall in each direction to remain free to expand The top of the wall is free to expand in the vertical direction At least one vertical construction joint shall remain free to allow ... of laboratory tests, outlined in Section 2.1.8, conducted under standard conditions similar to those used for other portland cements 2.1.4 Hydration process—Two basic factors essential to the development...
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.OVER THE TOP WITH THE THIRD AUSTRALIAN DIVISIONBY G.P. CUTTRISSWITH INTRODUCTION BY ppt
Ngày tải lên :
06/03/2014, 03:21
... too close to the picture to realize the miracle which has been wrought, or to understand in all their breadth the factors on which it has depended; but, fundamentally, and overshadowing all other ... was difficult to keep warm 51 A silent tribute to the brave Facing 54 To the Widows of France 58 To see ourselves as others see us 81 With the aid of electric torches we descended to the cellar ... They were eager to go 'over the top.' Defensive operations did not appeal to them; they were impatient to assume the offensive To put it in their own language, they had enlisted not to dig trenches...
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introduction to p-adic numbers and p-adic analysis - a. baker
Ngày tải lên :
31/03/2014, 15:19
... This is easily seen to be a ring homomorphism Notice that |Z/ab| = ab = |Z/a||Z/b| = |Z/a × Z/b| and so to show that Ψ is an isomorphism, it suffices to show that it is onto Let ([y]a , [z]b ) ... use a ∈ R to denote the element {a} ∈ R It is easy to verify that if (an ) is a Cauchy sequence in R with respect to N , then (an ) is also a ˆ ˆ Cauchy sequence in R with respect to N Of course ... lim sup an in many cases CHAPTER The topology of Qp We will now discuss continuous functions on Qp and related topics We begin by introducing some basic topological notions Let α ∈ Qp and δ >...
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an introduction to programming and numerical methods in matlab - s.r. otto & j.p. denier
Ngày tải lên :
08/04/2014, 09:57
... need to change to your new folder; the cd within MATLAB allows you to change directories In MATLAB6 you can use the symbol at the top of the control environment to change the working directory ... first line sets the variable a to be equal to 3, the semicolon instructing MATLAB to execute the command but to suppress the output The second line sets b to be equal to a plus one, namely 4: again ... a row vector which runs from zero to one and has one hundred elements and t again runs from zero to one but now has ten elements Note here that to set up a vector which runs from zero to one in...
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stochastic methods for physics using java an introduction - petruccione p. biechele
Ngày tải lên :
08/04/2014, 12:26
... continue goto We already remarked that Java does not have a goto instruction to transfer control to an arbitrary statement in a method To handle with situations where other languages have a goto Java ... question is how to create arrays and how to destroy them The destruction is easy to explain: it is done automatically by the garbage collector (like for all objects) This is different to other languages ... machine we have to change the mkdir command into the md command and cp into copy We can also use an environment variable called CLASSPATH to tell the java executor (JVM) where to nd the class...
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quantitative data analysis in education - a critical introduction using spss - p. connolly (routledge, 2007) ww
Ngày tải lên :
03/05/2014, 19:16
... the top arrow button to place it into the “Y Axis:” field Next, click on the variable “lifeexpt” in the list on the left-hand side and then click on the second arrow button to place it into the ... I hope to through the chapters to follow is to demystify quantitative data analysis for you and, hopefully, to not only give you the ability to handle and analyze quantitative data but to also ... builder and her or his tools, quantitative methods simply represent one set of tools that can certain tasks really well but are likely to be limited in their ability to address others It is only when...
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the physics of semiconductors. an introduction including devices and nanophysics, 2006, p.701
Ngày tải lên :
04/06/2014, 14:33
... micro-electro-mechanical system metal–semiconductor field-effect transistor midgap (surface) states metal–insulator–oxide–semiconductor mid-infrared metal–insulator–semiconductor metamorphic HEMT monolayer millimeter-wave ... positively charged atomic nuclei and the electrons in the atomic shells of the atoms making up the semiconductor (or any other solid) are in a binding state Several mechanisms can lead to such cohesiveness ... 9.4.6 Amorphous Semiconductors 9.4.7 Excitons 9.4.8 Exciton Polariton 9.4.9 Bound-Exciton Absorption ...
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quantum transport. introduction to nanoscience, 2009, p.591
Ngày tải lên :
04/06/2014, 15:02
... potential U to zero for |y| < a/2, |z| < b/2 and to +∞ otherwise We thus create walls that are impenetrable to the electron and are perpendicular to the y and z axes We expect a wave to be reflected ... channels, the filling factors for the two momentum directions are not the same To realize this fact, we have to understand how the electrons get to the waveguide This leads us to the concept of a ... technology that allows us to work at small spatial scales The ultimate goal of nanoscience is to find means to build up useful artificial devices – nanostructures – atom by atom The benefits and great...
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nanotechnology. an introduction to nanostructuring techniques, 2007, p.335
Ngày tải lên :
04/06/2014, 15:09
... Interactions All of the shells of atoms interact with each other When atoms approach each other, the electrons of one atom deform the distribution of the electrons of the other atom This deformation disturbs ... philosophy, which is in contrast to the other approach, where atomic or molecular units are used to assemble molecular structures, ranging from atomic dimensions up to supramolecular structures in ... bonds determine not only the topology of bonds, but also the mobility of atoms and groups of atoms relative to each other So the sum of bonds affects how the bond topology determines a certain...
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nanotechnology. a gentle introduction to the next big idea, 2002, p.153
Ngày tải lên :
04/06/2014, 15:19
... fit together Nature and the nanotechnologist have 91 different atoms to play with—each is roughly spherical but different in its size and its ability to interact with and bind to other atoms ... them into nanoscale shells to allow them to pass into areas of the body where they could not penetrate before To this, the drug must be injected into the molecular shell like jelly into a donut ... percentage in other atoms There are 91 atoms in the natural world, and each of these 91 atoms has a different charge in its nucleus The positive charge of the nucleus is equal to the number of protons...
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An introduction to P & I insurance for mariners
Ngày tải lên :
09/05/2016, 17:37
... possibility of returning to the last port Inform the agent Try to hand over the stowaways if the vessel returns to the port where they embarked To make it easier to hand them over to the authorities, ... CAN HELP Stop them! It is important to tighten up controls granting access to the ship, e.g use a system of passes for all stevedores, post crew members to watch the gangway Stop stowaways boarding ... sustained to the ship and sometimes also liability towards the other ship (RDC) (Check conditions!) / Striking other objects – damage inflicted to own ship and sometimes also liability towards the...
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01 Introduction
Ngày tải lên :
08/08/2012, 10:03
... is intended as a guide to feed manufacturers and animal producers, enabling them to understand how DDGS may fit into feed rations for livestock, poultry and fish, and how to purchase and handle ... components into a variety of animal feed ingredients DDGS is a popular dried form of these combined components, available to domestic and international customers as an ingredient for livestock and ... another 6.0 billion gallons of production capacity within the next two years DDGS production from these ethanol plants reached 8.5 million metric tons in calendar year 2006, and is expected to...
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Công nghiệp sản xuất đường
Ngày tải lên :
11/08/2012, 13:00
... Thành phần Các chất đường: Sacaroza Glucoza Fructoza Các chất cacbohydrat khác Chất keo, tinh bột, pentosan, đồng phân hexitol, myoinositol, d - manitol, axit aronic Tro (% so với trọng lượng tro) ... mở to van hiệu điều chỉnh van phòng đốt hiệu sau, kết hợp với đóng nhỏ van nạp liệu đến trở lại trạng thái bình thường Nếu xãy trường hợp ngược lại, thu nhỏ van hiệu (giảm nguồn nhiệt), mở to ... cao dung dịch lớn, cần mở to van để dung dịch chảy phần Trường hợp độ chân không hai hiệu liền chênh lệch không nhiều, dung dịch từ hiệu trước chảy hiệu sau, cần mở to van dung dịch ra, kết điều...
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Công nghệ chế biến thực phẩm đóng hộp
Ngày tải lên :
11/08/2012, 13:01
... 303 E 304 E 306 E 307 E 308 E 309 Chất chiết tự nhiên giàu tocopherol Alpha-tocopherol (tổng hợp) Gamma-tocopherol (tổng hợp) Delta-tocopherol (tổng hợp) E 310 E 311 E 312 Propyl Gallate Octyl ... − γ ) ⎜ ⎟ R η ⎝ 60 ⎠ (m/s) R: Bán kính roto máy ly tâm (m) n: Số vòng quay roto (vòng/phút) Các phương pháp khác 6.1 Phương pháp hóa học Đất sét, bentonit có tính Trao đổi ion, Hấp phụ lớn Trung ... aculeatus - Chứa nhóm enzyme pectolytic, protease, cellulase - Dạng dung dịch - Có màu nâu mùi nhẹ sản phẩm lên men - Hoạt động khoảng pH 4,5 6.4.2 Nhóm enzyme pectolytic + Enzyme pectinesterase...
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Phương pháp kiểm nghiệm vi sinh vật trong thực phẩm
Ngày tải lên :
11/08/2012, 13:02
... polyhydroxylic aldehyde hay ketone, polysaccharide hay oligosaccharide, polyhydric alcohol cyclitol, sản phẩm khử monosacchride Một số alcohol gọi đường adonitol, mannitol, sorbitol,… tất sản phẩm kết ... hệ thống cytochrom oxyadse khác tuỳ thuộc vào loài vi sinh vật, số loài có oxydase số loài khác có hai hay ba oxydase Cytochrom oxydase hệ enzym cuối to n hệ thống cytochrom, có cytochrom khác ... đích phát acetoin (acetylmethylcarbimol, AMC) tiền chất 2,3-butanediol Phân tử acetoin tạo thành trình khử nhóm carboxyl acid pyruvic, phản ứng sau: Pyruvate acetoin + 2CO2 Vì acetoin sản phẩm...
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chuyển hóa điều hòa Ca và P
Ngày tải lên :
11/08/2012, 13:15
... chó 0,5g Pha lọc tiêm tĩnh mạch hai lần ngày CHỨNG XETON HUYẾT Ở BÒ SỮA - Lượng xeton máu tăng: Ketohaemia - Lượng xeton nước tiểu tăng: ketonuria - Đồng thời lượng đường huyết giảm - Biểu co ... Một số hormon tới tế bào đích gắn với receptor màng tế bào Sự tương tác hormon receptor làm thay đổi cấu trúc không gian receptor (người ta nói receptor hoạt hoá) kênh Ca++ mở Ca++ vận chuyển ... vận động nhiều: Xeton giảm, xuất sữa giảm, vận động xeton tăng, suất sữa tăng Thể ẩn định lượng xeton huyết tăng 11,15 mg%, bò khoẻ 4,9 mg% + a.betaoxybutiric 8mg% > mg% + a.acetoacetic 2,4 mg%...
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