"checking"的搜索结果

man checking oil well

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checking gill nets

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women checking egg in incubator

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checking tundra bird nest with measuring tools

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checking fishing license

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pilot in plane checking before flight

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photomicrograph of a positive indirect immunofluorescence test checking for the presence of giardia lamblia

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hospital nurse was photographed while checking the vital signs of an isolated hospital staff member

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lab technicians reading and checking serologies to determine presence of influenza anj876 swine flu

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volunteer vaccinator was photographed as he was checking his vial of smallpox vaccine

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team vaccinator was in the process of checking the smallpox vaccination scar

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team field supervisor checking the smallpox containment book entries

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checking the smallpox vaccination scar on this young childs left forearm

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checking forms to distribute food aid at a camp for internally displaced persons

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nurse checking patients in a community clinic west bank gaza improving community health

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