The main factors that cause the slow course of city modernization in the west area are the standstill of the rural economic development of the west area, the aging of the urban in dustrial structure, the low technological level and the weakness of most towns, etc.
Social and economic effects of secondary aluminum industry development are described in brief. Although China is a big secondary aluminum producer country,there still exist backward macro-management,low technological level,and numberous enterprises with small production scale at present,and some opinions on countermeasures for development of secondary aluminum industry in China are presented.
Jiangxi province, in China's middle underdeveloped area, has somewhat comparative advantages of resources and environment, but its economic development is lagging, its level of environmental technology is low and its environmental awareness is thin.
But with the influence of the natural conditions,industry technological level,demand structure,capital supplies,regional trade,our national industrial policy and so on, the following problems appear in the west of our country,which include the excessive agricultural proportion,lower technical level of manufacturing industry, the prominent delayed development of tertiary industry,and the low speed of industrial structure promotion.
These excogitations playedan important role in the risk management of the insurance capital investment. In our country, the insurance companies' integrative risk management skills are toopool to structure the whole risk management system.
We found out that the calcite content of ceramics is a very informative parameter for the identification of the clay source for the pottery manufactured at low technological level (low-temperature firing).
The most frequent causes of cell culture contamination are poor techniques and housekeeping and inadequate sterility testing of supplies and culture media.
Improper handling, incorrect tools and poor techniques may cause fiber abrasion.
例句来源
The standarization of control of statistical message has been discussed in this article. We are trying to study the way how to improve the quality of this work and change the situation of the control organization which is not well formed; too many reports and documents but not elear, lees personnel than needed, unskillful and the closed statistics. The writer believes that the organization must be well organized, the qualitifieation of the personnel shanld be improved, a network of statistical message has t...
Blackcurrant is a berry which the future development is wide in jilin province. The plant has hardness and high economic effect. It's fruit is good quality and rich in nutrient. It's popular with masses.
Sichuan White Goose is the major local breed in rice production region of Sichuan Basin.Traditionally,the goose production was managed extensively and the economic benefits was very low.The goose production could be developed by the system of planting herbages for goose.The system also could aid the adjustmetn of animal production structure in crop production regions to use the land resources more efficiently.