The engine rotation speed of 15 rpm, this line is the roller diameter of 15 cm string music, sing the National Anthem 1.06 minute length of this activity is 2,1m to sing the national anthem. When the music one minute's 5 cm are at the top of the way to meet the requirements.The sign of the distance measured from the top of the hill to the top of the flagpole (the symbol is X cm), pulled up after 10 times a minute of the operating system.
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