請解釋成中文

👨🏻‍🏫 學術台化學

[匿名]

2008-03-27 9:49 pm

What is the current total lead levels of the material you produce?

回答 (1)

susanlau

2008-03-27 11:28 pm

✔ 最佳答案

你們現時生產的物料的含鉛量是多少?
lead = 鉛

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