目前有关甲醛和苯联合毒性的研究较少，对遗传毒性的联合效应研究的报道更少。

Now there are few studies on the joint toxicity of formaldehyde and benzene, especially the reports of joint genotoxicity.

youdao

目前对甲醛和苯的单独毒性作用研究较多，但对于二者联合神经毒性的效应和机制研究较少。

Now there are lots of reports about neurotoxic effect induced by formaldehyde or benzene, but few about neurotoxicity of joint exposure to the two substances.

youdao

目前对甲醛和苯的单独毒性作用研究较多，但对于二者联合神经毒性的效应和机制研究较少。

Now there are lots of reports about neurotoxic effect induced by formaldehyde or benzene, but few about neurotoxicity of joint exposure to the two substances.

youdao