ZY3NB-1600 drilling pump can be satisfied with deep well and super deep well petroleum and natural gas exploring, therefore, ZY3NB-1600 drilling pump certainty possess upper social benefit, and long term potential , and national petroleum drilling technological advance is urged.
The paper reviews new achievements of scientific and technological progress obtained by China Petrochemical Corporation (SINOPEC) in 1996, expounds the severe management situation of SINOPEC in 1997, puts forward the main tasks and some important problems of scientific and technological advance in the new year.
The result shows that, of the contribution of technological advance during 1985 to 1994, the average share of improved rice is 29.2%, fertilizer input 43.2% and management 27.6%.
Although technological advance his long been associated with improved gambling opportunities, there is little written in the literature explicitly pointing out this link and its implications for problem gamblers.
This method represents an important technological advance with regard to the study of inner responses and characterization of the amorphous states of polymers.
Economic booming should depend upon advancement of technology and technological advance ment in return, serves the economic booming. Our modern time is a technologicaly explosive age. Science and technology play a vital role and has profound significance in developing productive force and economic booming.
On the basis of the productive function theory, a quantitative evaluation model of the effect of technological advances on enterprise economic growth has been derived, and a quantitative analysis has been made of the factors of the technological advance in a forest industry enterprise. The study is of some reference value to conducting quantitative researches on the technological advance in enterprises.
In this paper, the concept of "equivalent length"is used to study the contribution of railway signalling technology advancement to the increment of total converted traffic turnover. Based on relevant data, a concrete calculating method is presented and analysed, and the proportion of this contribution in the total contribution made by technological advance of all railway departments is calculated. The conclusion is that this proportion ranges from 16.49% to 20.77%, not including the contri...