研究中按照电焊工人工作环境中氧化锰超细颗粒的浓度做了相应的测验。
The study tested manganese oxide ultrafine particles at a concentration typically inhaled by factory welders.
选择44名接触不同空气中锰浓度的干电池制造工和电焊工，进行了成套的神经行为功能测验。
By using the neurobehavioral core test battery (NCTB), 44 manganese exposed workers working in electrical arc welding and dry battery workshops were tested.
选择44名接触不同空气中锰浓度的干电池制造工和电焊工，进行了成套的神经行为功能测验。
By using the neurobehavioral core test battery (NCTB), 44 manganese exposed workers working in electrical arc welding and dry battery workshops were tested.
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