By means of deoxyribose oxidation assay the capability of the biological oxidation generated by fly ashes,including five coalfired fly ashes and one wood combustion fly ash,as well as effects of external chelators such as diethylenetriaminepentacetic acid (DTPA),nitrolotriacetate (NTA),ethylenediamine tetraacetic acid (EDTA) and citric acid (CIT),have been studied.
利用脱氧核糖氧化法考察了飞灰颗粒物，包括５种燃煤飞灰及一种燃木飞灰，生物氧化能力以及外加螯合剂的影响。
The strength properties of FRW fire retardant wood are also up tothe demands of the first-class xvater borne fire retardant.
FRW阻燃木材的力学性能达到一级水基型阻燃剂标准的相应指标。
By the brief introduction to measuring methods of fire-retardant wood-based materials such as fire ignition performance, fuming performance and thermal analysis technology,etc, modern measure and analysis technologies of fire-retardant wood-based materials were discussed.
通过对阻燃木质材料测试方法的简介,综合论述了阻燃木质材料的近代测试分析技术。