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urban construction
The source of urban atmospheric particles is broad, and the major source is the building dust from urban construction.
      
In Minle and Shandan counties located in foothills, unused land, water area and cropland decreased, but grassland and land for urban construction and built-up area increased.
      
In Zhangye City, Linze County and Gaotai County located in plain area of the middle reaches of the Heihe River, unused land, water area and grassland decreased, while woodland, cropland and land for urban construction and built-up area increased.
      
Since the establishment of the Xiamen Special Economic Zone in 1980, great changes of developments in economy and urban construction have taken place.
      
The urban construction of Shanghai will come into a new area since China has deciared to exploit and open Pudong.
      
Then, transformation probabilities of wetland landscapes into non-wetland landscapes were calculated based on Markov Model, and on these grounds the relationship between changes of wetland landscape pattern and urban construction was analyzed.
      
The reasons for these results were mainly because of urban construction.
      
According to the features of abundant wetland in Wuhan City, we suggested that protection of wetland landscape should cooperate with urban construction, which means wetland should become important part of urban landscape.
      
Urban construction activity also disrupted the inflow stream bed and facilitated transport of clay into the lake to generate non-rhythmic banding in the lake's deep hole.
      
Conference on problems of urban construction in thegas-bearing regions of the Tyumen' province
      
As visual stimuli we have used the 33 JPEG 2000compressed photos of an urban construction site.
      
Current archaeological research in Greece is greatly enhanced from urban construction development that results in new archaeological finds.
      
Erosion and sediment controls include sediment ponds and silt fencing, and are applied to urban construction sites.
      
From the result of land use and covers classification, it could be seen that urban construction land increased 6628.03 ha during the 3 years.
      
In Greece, this trend of archaeological research has been greatly enhanced from urban construction development.
      
In a further urban construction design competition in 1993 the structure of the residential district was developed as the basis of construction plans.
      
In urban areas, Urban Construction Commissions are in charge of managing water resources, for both industrial and domestic use.
      
Our study was conducted in 611 rural farm workers and 78 urban construction workers.
      
Over 90% of urban construction workers are rural migrants, and over a third of all rural migrants work in construction.
      
Since the last decade urban construction of Beijing has been advancing rapidly.
      
 

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