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disassembly of WE M1911A1 0.45 cal
Roger Chou
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segway
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載我們去北海道的小飛機
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Wii Fit Yoga
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cam with a lateral groove
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heart cam
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gear system that changes direction
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gear system that changes speed
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pendulum clock mechanism
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train wheel system
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mechanism of windsheild wipers
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resonance in front of a temple
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Oliver's hunt for Taipei delicacies
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designers answering an NUU student's question
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Roger Chou
Roger Chou
