查询词典 ash

The photodegradation of PAH on fly ash surfaces follows pseudo first-order kinetics under the irradiation of simulated sunlight with UV-B, whereas inner PAH of fly ash is photostable.

燃烧过程中产生的烟灰中含有一定浓度的PAH，在模拟太阳光中的UV-B部分的照射下，烟灰表面的PAH的光解符合一级动力学方程，而烟灰内部的PAH比较稳定，难以光解。

The hydrated products and pore size distribution of high road fly ash cements were studied by means of XRD,DTA,Mercury porosimeter,etc.,The experiment results showed that C-S-H gel,AFt were the main hydrated products in high road fly ash cement,but the contents of Ca 2 were lower.

实验结果表明，公路粉煤灰水泥的主要水化产物是C -S -H凝胶、AFt及少量的Ca 2 。

Test results show that the shear strength parameters of the fly ash with high calcium oxide content can make a notable change due to pozzolanic action and frost and thaw cycles, but for the fly ash with low calcium oxide content this phenomenon is not very obvious,and the influence of the frost and thaw cycles can be neglected.

试验结果表明，高氧化钙含量的粉煤灰的强度指标受上述两种作用的影响显著；低氧化钙含量的粉煤灰的强度指标在凝硬作用下也有所提高，但基本不受冻融作用的影响；干贮粉煤灰的渗透系数受凝硬和冻融作用的影响较小。

The direct relationship between the strength coefficient of fly ash and main factors,such as the pozzolanic activity index,content of fly ash,water binder ratio and curing age,is given.

提出了粉煤灰强度效应因子k的动态预测模型，该模型建立了粉煤灰强度效应因子与粉煤灰火山灰活性指数、粉煤灰掺量、水胶比、龄期等主要参数之间的直接联系，并考虑了粉煤灰品种、水泥品种等其它因素的影响。

Gravi ty and reentrainment were identified to be the main concerns. A simple reformati on of the ash hopper could be made to increase the ash separation efficiency wit h the addition of special devices.

研究结果发现，重力分离和二次夹带是灰斗气固现象中的主要矛盾，灰斗简单改型可以提高灰斗分离的效率，但工程应用仍需加装专门的分离装置。

Generally, the amount of coal fly ash is four times of coal bottom ash, therefore, it needs more techniques to reutilize.

煤灰可分为底灰及飞灰二大类，其中飞灰产量约为底灰的四倍，因此需更积极寻求飞灰多方面之用途，以提升飞灰之利用量。

The source profile and relative contribution to receptor of determined soil/fly ash,constrction locate,incinerator,sea spary,exaust and non-ferror was deduced by PMF2. Among them,soil and fly ash contributes 40% to receptor.Enrichment factor analysis were also performed to identify possible sources in Beijing urban area with die data measured in the study.

通过对富集因子分析得出Fe，Sc，Ti的EF近似等于1，验证了针对于本采样地区它们都是较好的参考元素：Al，Ba，Ca，Ce，Mg，Dy，La，Lu，Sm，Tb，Ta，Th，Hf，Sc，Fe，Ti等的富集因子接近于1，表明了它们的土壤／灰尘来源：来自人为污染排放源的As，Br，Cd，Hg，I，In，Se，Sb，S，Zn等在粗、细颗粒物上都具有较高的富集值，特别是在细颗粒物上的EF明显高于粗颗粒物。

Pet food manufacturers developed low ash and/or low magnesium foods in response to the theories that ash or magnesium were the cause of struvite crystals.

宠物食品制造商研制出灰分含量低及含镁量低的食物，以应对&灰分和镁是导致鸟粪石结晶&这一理论。

DETERMINATION OF SULPHATED TOTAL ASH AND SULPHATED WATER-INSOLUBLE ASH.

硫酸盐总灰分和水不溶性硫酸盐灰分的测定

Bao ancient group plans for a major deep-sea - a half deep in the ash, black ash-like TLC tuffaceous siltstone, shale tuffaceous, with gray green, with thin gray-tuff interbedded uneven.

包古图组主要为一套深海―半深海相的灰、灰黑色薄层状凝灰质粉砂岩、凝灰质泥岩，与灰绿色、灰色薄层状沉凝灰岩不均匀互层。

As of Tuesday, Google's results were still censored in China.

截至周二，谷歌的搜索结果仍受中国审查。

In order to make the positive action increase and negative one decrease, the sub-forces of the social factors must be adjusted to form a centripetal force.

在这一过程中，人的主体性发挥是社会有机体健康发展的灵魂。