中国传统桥梁与民居及村落环境的关系研究；
The relationship of the Chinese Traditional Bridge with the dwelling house and village environment.
在中国北方，许多偏远的小村落都缺乏基础医疗。
In the north of China, many lonely villages are short of basic medical help.
在中国北方，许多偏远的小村落都缺乏基础医疗。
In the north of China, many lonely villages are short of basic medical help.
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