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.

youdao

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.

youdao