悠悠慢步中
幼苗
共回答了21个问题采纳率:85.7% 举报
For mammalians,eating earthworms. the PEC/PNEC ratios are above 1. For the generic scenarios, Plastisol spread coating without air cleaning. Other plastisol without air cleaning:Sealant and adhesives, formulation and lacquers, paints and printing ink formulation.
楼主自己看吧,太专业我看不懂.
1年前
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