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Geography, 23.06.2019 00:10, Armendariz1
Simple astronomical telescope the objective lens has a focal length of 75 cm and that of a piece of 5cm of the lenses are 18 cm apart when will be final image of a distant object before
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Geography, 23.06.2019 18:30, ashley4329
Which of the following is not a reason why shenzhen, china, is considered an emerging global city
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Witch of the following is not an agricultural innovation that has occurred since industrialization....