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hands-on experiment with electric circuits and components
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溶接 led 在綠色 pcb 上用溶接面膜
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hands-on experiment with electric circuits and materials
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engineers secures the motherboard to the chassis with screws
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cleaning brake pads on a bicycle
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craftsman making leather wallet
vertical shot of students hands as they work on group engineering project
兩個聰明的小朋友在家裡做學校項目
兩個聰明孩子坐在辦公桌旁做項目工作
固定停車場的 led 標誌
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一位工程師正在開發一款讓人們可以說話的手套
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close up from hand soldering wires
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cleaning the dust and dirt that inside of a remote controlled car with a small broom after a long race
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father and daughter using soldering iron on car 4k
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male worker tightens screws in cinema lens in workshop
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兩個孩子一起做一個有趣的項目
girl workout over mathematical equations.
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两名学童在做工程项目的近距离拍摄
拆卸小型遙控滑雪車玩具
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兩個聰明的小朋友在做工程學的學校項目
兩個年輕的同學一起做學校項目
工程師在開發技術手套,讓人們可以說話
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兩個戴眼鏡的聰明現代孩子在做項目工作
兩個年輕的同學一起在工程學上做項目
vertical shot of students hands as they work on engineering project
girl takes probes from chip to turn off lamp with teacher
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智能儿童<unk>接电路板的近距离拍摄
the state that the miniature bulb is lit
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兩個瘋狂的孩子坐在辦公桌旁做項目工作
skilled tailor colours leather strip edge with black paint
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兩個孩子在做工程課題的近距離拍攝
father helping teenage daughter with electronics project sitting at kitchen table at home with laptop - shot in slow motion
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industrial drone in cage protection with modular payload lidar sensor
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animation of mathematical data processing over school items
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pasta perfection: intimate slow motion close-up of man crafting tagliatelle - 4k video
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兩個聰明的小朋友在練習電氣工程的興趣
两名儿童正在构建电气机制的近距离拍摄
male photographer working in the studio
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一位工程師在大學操作液壓系統的慢速拍攝
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asian teenager doing open-source hardware and software robot homework project in house
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two students building and programing robot vehicle in after school computer coding class
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student learning how to programing robot
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兩個孩子白天在家裡做電子學校的項目
little girls interested in science
兩個孩子在做工程學的學校項目
hands-on experiment with electric circuits and materials
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animation of blue light moving over feet of woman in shorts tying running shoe
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两名儿童正在进行电气施工的近距离拍摄
robotics, education and hands of children
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animation of clock over laptop over desk
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