Skilled technician conducts inspection on a massive aircraft turbine in an industrial hangar 库存例证 skilled technician conducts inspection on a massive aircraft turbine in an industrial hangar
Testing nylon parachute fabric in wind tunnel environment a technician conducts test of large controlled setting examining its 皇族释放例证 testing nylon parachute fabric in wind tunnel environment a technician conducts test of large controlled setting examining its
Laboratory technician analyzing fuel components in lab laboratory technician conducts advanced analysis of fuel components the 向量例证 laboratory technician analyzing fuel components in lab laboratory technician conducts advanced analysis of fuel components the
Technician in white coat conducts research on motherboard person works to improve semiconductor manufacturing technologies 库存例证 technician in white coat conducts research on motherboard person works to improve semiconductor manufacturing technologies
Scientist in lab coat gloves conducts experiment with test tubes technician uses pipette to examine liquids multiple scientific 皇族释放例证 scientist in lab coat gloves conducts experiment with test tubes technician uses pipette to examine liquids multiple scientific
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