 Polymorphism of iron  Structure and property of each component in Fe-Fe3C diagram.  Establishment and anysis of Fe - Fe3C .  The effect of carbon concentration on material structure and property.  Application of Fe - Fe3C diagram

Background knowledge The English Channel: commonly called the Channel is an arm of the Atlantic Ocean separating the southern coast of England from the northern coast of france, and connecting the Atlantic in the west with the north Sea on the east via the strait of dover

CONSTRUCTION OF VERTICAL SECTION 1 Select the location of the section and draw a section line (usually perpendicular to the strike of the main structures), right-hand end is its more easterly end 2 Draw a topographic profile along the line of section. Determine the base line on the squared

Styles of kinematic GPS Kinematic GPS techniques go by a number of names with features that are often receiver specific Kinematic GPS: Early term which implies that there is no loss of lock while the receiver is moving. In survey mode, if loss of ock occurs the antenna must be returned to a point of know ocation

Chapter One Outline of International Exchange Chapter Two Methods of Remittance Chapter Three Reimbursement of Remittance Cover(汇款的偿付) Chapter Four Application of remittance in international trade

1.1 Definition of tall buildings 1.2 Development of tall buildings 1.3 Development of structural systems of tall buildings 1.4 The structural characteristics of tall buildings

21.2 The compounds of chromium 21.1 The elemental substances of Cr, Mo and W 21.3 The elemental substance of Mn 21.4 The compounds of manganese

15.5 The compounds of As, Sb and Bi 15.4 The compounds of phosphorus 15.3 The compounds of nitrogen 15.2 The elemental substances of nitrogen family 15.1 Outline on nitrogen family

14.5 The compounds of tin and lead 14.4 The compounds of silicon 14.3 The compounds of carbon 14.2 The elemental substances of carbon family 14.1 Outline on carbon family

§2.2 Thermochemistry §2.3 Direction of a chemical reaction To study chemistry using the theories and methods of thermodynamics 1) heat exchange in chemical reactions 2) directions and extent of reaction processes §2.1 the First law of thermodynamics