"how"的搜索结果

student being shown by teacher how to correctly hold bird being prepared for banding

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thin film giemsa stained micrograph reveals how fused platelets can resemble a plasmodium spp gametocyte

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demonstration of how a smallpox vaccinee should remove a waterproof bandage after taking a shower

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demonstrates how a smallpox vaccinee prepares a gauze bandage in order to cover her vaccination site

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worker demonstrating how to properly wear personal protective equipment

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doctoral fellow demonstrating how to properly wear personal protective equipment in appropriate laboratory

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health promoter standing explains how she cared for expectant mothers

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health promoter explains how she cared during her recent pregnancy with daughter

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man demonstrates how to set up a mosquito bed net to protect from getting malaria

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discussing how to most efficiently deploy the smallpox eradication campaig

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instructs madd harvester on how best to harvest madd

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search and rescue team demonstrates how to use a sawzall to cut through metal

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supported agricultural programs produce brochures to train goat farmers on how to raise healthy goats

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learning how to improve african markets

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youth learn how to install solar panels to power a computer center in the rural community of sao joao

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