How are nanomaterials used? This should only be a concept. The feasibility of the process may also be relatively low.
If the current is too large, a small piece will not be too buoyant.
Is it a life buoy with a hollow ring, plus a modular design, that's right?
China · Home Appliance
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How are nanomaterials used? This should only be a concept. The feasibility of the process may also be relatively low.
If the current is too large, a small piece will not be too buoyant.
Is it a life buoy with a hollow ring, plus a modular design, that's right?