STEM与日常科技·英语30篇（5）
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Shark-Skin Coating: How Biomimicry Cuts Ship Fuel Use by 8%
鲨鱼皮仿生涂层：如何通过仿生学降低船舶8%燃油消耗
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Scientists studied tiny ridges on shark skin that reduce water drag while swimming.
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Engineers copied these microscopic patterns onto special polymer coatings for ship hulls.
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This biomimetic surface disrupts turbulent flow, letting vessels glide more smoothly through oceans.
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Tests show coated ships use up to 8% less fuel over long voyages compared to traditional paints.
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The coating also resists barnacle attachment without toxic biocides, protecting marine ecosystems.
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Unlike older antifouling methods, it works passively—no electricity or moving parts required.
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Researchers now adapt the same principle for wind turbine blades and swimming suits.
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Manufacturers apply it like spray paint, making retrofitting feasible for existing fleets.
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Ongoing trials monitor durability under saltwater corrosion and UV exposure for five-year lifespans.
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This innovation proves nature’s designs can solve modern energy challenges efficiently.