查询词典 heavy metal

The relationship between microfauna community and heavy metal ions Ni2+, Cd2+, Cr2+, Cu2+ and Pb2+ concentrations in activated sludge of Baoding Lugang Sewage Treatment Plant and Baoding Yindingzhuang Sewage Treatment Plant was studied.

研究了保定鲁岗污水处理厂和保定银定庄污水处理厂活性污泥系统中镍、镉、铬、铜和铅离子的浓度与微型动物群落的关系。

2Dryness sorbent be made of float-swim hydrophily algaes and microzyme have the ability to purify the heavy metal in wastes and environment.

浮游水生藻类和酵母菌等制成的干燥吸附剂都有较强的净化重金属离子的能力。

Heavy metal ; Mugwort ; Atomic absorption spectrophometer ; Enrichment coefficient ; Transfer coefficient ; Phytoremediation

重金属；艾蒿；原子吸收光谱；富集系数；转运系数；植物修复

According to the investigation on the local situation of aquatic vegetation in Littoral Regions of Gonghu Lake and Meiliang Bay of the Wuxi Taihu Lake, the species of aquatic vegetation, community forms and biomass were acquired. Then a contrast of vegetation distribution characteristic between the two Littoral Regions was analyzed which induced to the analysis of impact factors. In the treatments designed as varying degree oxidation intimidate, the heavy metal cadmium and the ammonia nitrogen single and compound poisons, the COD sewage cultivate, the plant growth opsonin processes, the effect of the intimidate environment on the submerged plant growth and the physiological biochemistry characteristic was analyzed. The effective method to improve the resist adversity of submerged macrophyte was discussed. The results will give a suggestion to the restoration of the submerged macrophyte, the efficiency and reconstruction in Lake Ecosystem.

通过对无锡太湖两重要湖湾贡湖和梅梁湖湖滨带沿岸浅水区水生植被现状进行调查，了解了水生植物的种类、群落组成及生物量，对两湖湾湖滨带沿岸浅水区水生植被分布特征进行了对比，并进行了影响因素分析；通过不同程度的氧化胁迫、重金属镉与氨态氮单一和复合作用、高COD生活污水胁迫培养、植物生长调节素处理，分析胁迫环境和壳聚糖各自对沉水植物生长的影响及作用机理，探讨提高沉水植物逆境抗性的有效措施；探寻沉水植物修复的理论依据和有效途径，为急待进行水生植被恢复的湖泊提供依据和建议。

Up to now, the studies on osmoregulation effects of heavy metal ions on crab Eriocheir sinensis were seldom reported.

铜、锌、镉 3种重金属离子对中华绒螯蟹鳃丝Na+-K+-ATPase活力具有影响。

OSR Ozone Nanomi Water Purifier is a complete set of water processor, divided into front parts and postpositioned parts. The front parts are equipments processing water with ozone. That is to kill bacteria, disinfect, remove colour, wipe off alga, decompose organic matter, degrade pesticide, and oxygenate heavy metal. It wipes off the harmful matter in water, and supplies high quality water.

欧森瑞臭氧纳米高能活化保健水机是完整的一套水处理设备，分为前置件和后置件，前置件是臭氧处理水设备，即对水进行臭氧杀菌、消毒、除色、除味、除藻、分解有机物、降解农药、氧化重金属等，解除的是水中的有害物质，提供优质的功能性使用水。

And the content of heavy metal elements including Cu,Zn,Pb,Cd and As,etc in the sediment on the bottom of Baoshan River are all seriously higher than the standard value.The paddyfield along both sides of Baoshan River has been seriously poll...

宝山河底泥中Cu，Zn，Pb，Cd，As等重金属含量严重超标；宝山河两侧稻土污染严重，应是宝山河水灌溉所致；宝山河流域稻米Cd，F污染十分严重，已经严重影响到当地居民的身体健康。

This article is focused on the analyzing method of the total phosphorus content,calcium,magnesium,heavy metal,residue on ignition and water content of phytin .

植酸钙镁用途极其广泛，并具有非常重要的生理功能，作者根据研究工作实际经验，摸索出了一套有效的检测方法。

With the different dead forms of planarian, the results suggested that these kinds of ions be divided into three types, and planarian be used as a bioindicator for heavy metal pollution.

试验结果表明：这些重金属的作用应属于3种类型，涡虫作为重金属污染的指示生物基本可行。

This is due to the highly polarizable oxide ions in the heavy metal glasses and the high polarizability of their cations, and this leads to a high polarizability of the whole molecule and easy distortions of the electron density in a strong electromagnetic field.

这是由于高度极化氧化物离子在重金属眼镜和高极化其阳离子，这导致高极化整个分子和容易扭曲的电子密度，在强电磁领域。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新