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Hong Kong
Joined June 28th, 2017
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I do engineering design for machines and electronics but do love science, art and history.
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Instructables
How to Make a Simple Spray
2
530
How Do I Model and Build a 3D Model for Studying Compliant Mechanism
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Make a Desktop LED Decoration by 3D Printing
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LED Heart Box
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Simple Trick to Hide Your Micro Sd Card
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A Simple Indoor Observatory
11
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