查询词典 PAHs

Concentrations of PAH〓 in vegetable were higher than those reported in the literature for other areas.

但天津地区土壤和蔬菜中16种PAHs总含量高于其它地区的总含量。

In summary,the association between DNA telomere length in peripheral blood and PAH exposure was studied.

总之，本研究在PAHs暴露工人中开展了外周血全基因组DNA端粒长度的研究。

Almost all PAH compounds studied were detected in both roots and aerial parts of the vegetables studied.

同时研究了蔬菜根和茎叶部分中16种PAHs的成份。

Its heartland is a broad grassy plain known as the Pampas (pronounced PAHM-pahs).

它的主大陆是广阔的盼帕斯大草原。

The result shows total PAHs ranged from 0.83 to 14.41 ng/g, which is much lower than other places in China, and Phenanthrene is the most abundant compound.

结果表明，该地区土壤的多环芳烃总量为0.83～14.41ng/g，其中菲的含量最高，同我国其他地区相比，其污染水平较低。

The rate constants and efficiencies of photolysis for PAHs were not related to the original concentration of An and Ch.

对蒽和光解速率的比较分析表明，多环芳烃光解速率常数与受光解物质的结构特性有关。

This method is sensitive, accurate and suitable to the determination of PAHs in smoked meat.Key words: gas chromatography/mass spectrometry; polycyclic aromatic hydrocarbons; smoked meat

方法具有灵敏度高、准确度好、能同时分离测定20余种多环芳烃化合物的优点，适合于熏肉中多环芳烃化合物的分析测定。

On planet Earth, PAHs are widely encountered as the sooty products of combustion.

在地球上，燃烧之后经常能出现焦黑色的产物那就是多环芳烃。

The trend was that the pollution of particle-bound PAHs under the viaduct was more serious than on th...

同时，同一地点颗粒物及其中多环芳烃连续24h的监测结果表明，在24h内，大气中颗粒物及其中的多环芳烃含量有规律的波动，在清晨、下午出现两个高峰。

Sorption is a crucial process for PAHs bioavailability, volatilization and transport in soil.

土壤吸附是控制其挥发、运移和降解的关键因素，老化则是缓慢吸附的过程，对有机污染物的生物有效性有重要的影响。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。