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pro vyhledávání: '"R Shyam Shankar"'
Autor:
R Shyam Shankar, 羅識恩
106
An Internal Combustion Engine based form of transport is the most common form of pollution that every human being participate. The air pollution from vehicle exhaust is the higher in a city with high population density. This makes the human
An Internal Combustion Engine based form of transport is the most common form of pollution that every human being participate. The air pollution from vehicle exhaust is the higher in a city with high population density. This makes the human
Externí odkaz:
http://ndltd.ncl.edu.tw/handle/js59sh
