从现有的资料来看，美国、欧盟及我国均未对洗护用品及化妆品中二恶烷的残留量设立硬性指标。
As shown by the existing information, USA, European Union and our country have not set rigid norm for the residual dioxane in shampoo and hair care products as well as cosmetics.
从目前来看，几乎未发现有专门系统地研究会计准则执行的文献资料，相关的研究片段极其分散。
Currently speaking, we can't find the systematic literature material about the enforcement mechanism of the accounting standards, and the related research fragment disperses extremely.
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