HD Industrial equipment applying force to a metal sample highlighting the detailed processes of product development quality control 影视素材 Industrial equipment applying force to a metal sample highlighting the detailed processes of product development quality control 影视素材
4K Polishing machine samples polishing machine preparing metal sample parts factory testing 股票录像 Polishing machine samples polishing machine preparing metal sample parts factory testing 股票录像
4K Creative presentation of mintcolored paint can on soft pastel surface for aesthetic decor ideas mint topdown studio shot showing 皇族释放例证 Creative presentation of mintcolored paint can on soft pastel surface for aesthetic decor ideas mint topdown studio shot showing 皇族释放例证
4K Pink biological sample in a petri dish inside laboratory close view of transparent holding clean setting with blurred medical 库存例证 Pink biological sample in a petri dish inside laboratory close view of transparent holding clean setting with blurred medical 库存例证
4K Macro dropper with amber liquid suspended above a smooth white curved surface close up of metal holding golden lit soft warm light 库存例证 Macro dropper with amber liquid suspended above a smooth white curved surface close up of metal holding golden lit soft warm light 库存例证
4K 玻璃载玻片上的虹彩晶体标本，置于冰冷的金属实验台上，中心呈放射状星芒，带有羽毛状针状结构 皇族释放例证 玻璃载玻片上的虹彩晶体标本，置于冰冷的金属实验台上，中心呈放射状星芒，带有羽毛状针状结构 皇族释放例证
4K Gloved technician in white lab coat carefully dispenses dark liquid sample into tall clear graduated cylinder gloved laboratory 股票录像 Gloved technician in white lab coat carefully dispenses dark liquid sample into tall clear graduated cylinder gloved laboratory 股票录像
4K 一只戴着手套的手正在实验室三脚架装置中，调整悬挂在锥形金属漏斗下方的乳白色测试球，装置带有线圈 影视素材 一只戴着手套的手正在实验室三脚架装置中，调整悬挂在锥形金属漏斗下方的乳白色测试球，装置带有线圈 影视素材
4K 金属镊子举起磨砂玻璃瓶，置于冷却表面之上，同时寒冷的雾气在黑暗的微观科学场景中飘动，伴随着 向量例证 金属镊子举起磨砂玻璃瓶，置于冷却表面之上，同时寒冷的雾气在黑暗的微观科学场景中飘动，伴随着 向量例证
4K 工业测试探针近距离特写，置于深色矩形底座上的浅色颗粒状样品上方，机器头部被裁剪，质地粗糙 股票录像 工业测试探针近距离特写，置于深色矩形底座上的浅色颗粒状样品上方，机器头部被裁剪，质地粗糙 股票录像
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