查询词典 heavy metal

Using BG11 as base media,the toxic effects of heavy metal Cu2+on alga Microcystis aeruginosa were studied according to the change in growth,chlorophyll-a,photosynthesis release oxygen and respire exhaust oxygen of the M.aeruginosa under different Cu2+ concentrations in the experiment conditions.

以BG11为基础培养基研究了实验室条件下重金属Cu2+在不同质量浓度下对铜绿微囊藻的急性毒性效应。试验结果表明，Cu2+对藻类的抑制效应随Cu2+质量浓度的增加而增加：质量浓度为0.3~1.2 mg/L的Cu2+对铜绿微囊藻生长的抑制作用不显著，且48 h后出现藻细胞密度反弹现象，杀藻效果不理想。

Heavy metal concentrations of road dust were 2~4 times higher than the background values of Shanghai soils.

采集了上海市崇明岛陈海、北沿公路两侧土壤和灰尘样品270余个，测定了样品的Pb、Cd、Cu、Zn和Cr重金属含量。

Index of geoaccumulation ; Heavy metal ; Road ; Soil ; Assessment

积累指数法；重金属；公路；土壤；评价

Total suspended particulate substances ; on both sides of the road ; heavy metal ; rate of traffic flow

总悬浮颗粒物；公路两侧；重金属；车流量

The follow-up to the classic animated sci-fi adventure Heavy Metal is a rollicking, music-filled ride.

后续的经典动画科幻冒险重金属是洛佩兹，音乐充满乘坐。

When grown on Chlorella exposed for different durations to cadmium,the rotifer density decreased with the increasing duration of algal exposure to the heavy metal.

而喂食经不同时间处理的绿藻后，轮虫的密度随着食料在重金属中处理时间的延长而减小。

It is suggested that to use soil catalase and saccharase activities to indecate the contamination situation by heavy metal in the soil of tea garden.

建议以过氧化氢酶和蔗糖酶的活性作为评价和预测锰矿恢复区茶园土壤锰镉污染状况的敏感指标。

Soil enzymatic activities and its relationship with available heavy metal content in rhizosphere of hyperaccumulator Sedum alfredii Hance were studied based on field investigation and pot experiment.

通过野外调查和盆栽试验研究了超积累植物东南景天根际土壤酶活性变化及其与重金属有效态的关系。

Many minerals in nature have the self-purification capacity to hold and stabilize deleterious contaminant,which can be used to deal with heavy metal contaminants.

自然界中的许多矿物自身赋有容纳和稳定有害物质的自净化能力，可用于重金属类污染物的治理。

Until now, the research about phytochelatins synthase genes only focuses on two heavy metal sensitive plant: Arabidopsis thaliana and Triticum aestivum.

迄今为止，关于植物络合素合酶基因的研究主要集中在两种非重金属的植物中：拟南芥与小麦。

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