分析了苯丙胶乳改性剂中各种配剂对砂浆性能的影响。
This paper analyses the effect of various admixture of the styrene_acrylic latex for the performance of the mortar.
摘要该文综述了对工业溶剂苯的各种接触评估手段、评估步骤、结果分级及进行接触评估的意义。
This review summarizes various ways to make occupational exposure assessment of benzene, the procedure of assessment, the grading of results, the application of exposure assessment.
论述了由于建筑装修不当所导致的各种环境问题，包括室内氨气、甲醛、苯、氡的污染、石材的放射性污染。
In this article some environmental problems caused by improper building decoration are discussed, which contain indoor ammonia, formaldehyde, benzene, pollution of radon and radioactive pollution.
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