论文首先介绍了德宏傣寨区位概况，包括自然环境和文化背景。
Firstly, the paper introduced the location survey of the Dai villages in Dehong State, including the natural environment and cultural background.
分别从古城的区位、自然地理环境、建制与历史沿革、格局与景观风貌等四方面介绍了古城的基本概况。
Respectively introduce the four aspects of the basic profile. From the ancient city location, geographical environment, establishment and history, pattern and landscape character of the city.
本设计是芦岭选煤厂的主厂房，这篇论文首先介绍芦岭矿厂区位置、地理概况和原料煤基地。
The design is the Luling coal preparation plant, the first part of this thesis introduces the position of plant area and general geography situation and the base of raw coal of Luling Mine.
本设计是芦岭选煤厂的主厂房，这篇论文首先介绍芦岭矿厂区位置、地理概况和原料煤基地。
The design is the Luling coal preparation plant, the first part of this thesis introduces the position of plant area and general geography situation and the base of raw coal of Luling Mine.
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