In this article, some research was done about the enrichment and try to find new way to study the degrading of toxic compound.
本文从富集液的角度进行了六六六微生物降解方面的相关研究，拓宽了微生物降解有毒化合物的研究范围。
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This article makes a deep study of formulated JN-90 low toxic urea-formaldehyde resin with different filler and extender and manufactured board using different tree species veneer.
就JN—90低毒性脲醛树脂胶铁调胶与不同树种单板的制板工艺进行了深入研究。
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Article 42 Where substances that diffuse toxic or harmful gases or dust are transported, loaded or unloaded, or stored, sealing or other protective measures shall be taken.