不小心吃了铅笔芯会不会铅中毒啊?
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/04 06:32:07
![不小心吃了铅笔芯会不会铅中毒啊?](/uploads/image/z/6489473-41-3.jpg?t=%E4%B8%8D%E5%B0%8F%E5%BF%83%E5%90%83%E4%BA%86%E9%93%85%E7%AC%94%E8%8A%AF%E4%BC%9A%E4%B8%8D%E4%BC%9A%E9%93%85%E4%B8%AD%E6%AF%92%E5%95%8A%3F)
xVrF~ei3Efd FcKZ]-Q67-v9~ڟ4.ڠ;8Vd'_n{gkﺾW``ưdߟjWd˔M'vоPԌsu+Cu ^N]WH,eg P0L~J|Xfe'mRo+=穻 s3aϺX1r 0-F vE~l$yQ\fzPb(ݤ=erFQ4VRg␞I@M;g2t?edQPz0R~¨+`X`
LIsG@hzgT\M40y)Dd; ]&
iWE}`T
2; BGk*
%CY3ˤ?r/im2pPt^aZC{=k1AMjV]*']XBvE4SAĄ7>m_V;h^:(8{{kՋ-p6A̬d/;P4'P?,A