world war ii was a global war that lasted from 1939 to 1945. the vast majority of the world's countries—including all the great powers—eventually formed two opposing military alliances: the allies...
1.environment protection ** the most important socio-economic **sue which concerned by people all of the world,but also a major research of science and technology field.environmental science ** a com...
from the development of chinese ports for basic starting point, the comprehensive analys** of each period of zhenjiang and port industry all the different character**tics of port and development mode....
private hospital financial r**k control in the rapid development of china 's health services,private hospitals quickly become a new development model,along with the deepening of the reform of health c...
请楼主审阅?谢谢?2 methodology 2.?2.1 calibration of non-collimated light 2.1 非准直光?定标 the phase-shift fringe projection method[7–12]has been widely used for 3-d measurement in the past but has not been applie...