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Alternatively, the Cladocera may be disappeared or reduced in numbers for the phytoplankton to gain advantage.

在富营养化的湖泊中,藻类对沉水植物有明显的&遮光效应&,从而降低了它的竞争能力。

Species of zooplankton were identified in Qiaodun Lake, with 45 being protozoa, 37 rotatoria, 19 cladocera, 6 copepoda.

上述湖泊浮游动物无论是种类组成还是密度均以小型的原生动物和轮虫占绝对优势。

The growth of Microcystis flos-aquae could be torestrain by Cladophora oligoclona, the limited rate was reached to 99.63% in a 6-day culture in laboratory.

据此认为,刚毛藻在净化污染水体、修复受损湖泊及防治水体富营养化等方面具有潜在的应用前景。

Communities structure, standing crops of benthic algae were investigated in the littoral zone of 6 Yunnan plateau lakes, and benthic algae communities were composed of Cladophora spp.

对云南6个高原湖泊沿岸带底栖藻类的群落结构、现存量等进行了调查,研究期间发现底栖藻类群落主要由绿藻门的刚毛藻Cladophora spp。

Mature, synrift lacustrine shales of Eocene to Oligocene age and mature, late rift coals and coaly shales of Oligocene to Miocene age are source rocks for oil and gas in two important petroleum systems of the onshore and offshore areas of the Northwest Java Basin. Biogenic gas and carbonate sourced gas have also been identified. These hydrocarbons are trapped primarily in anticlines and fault blocks involving sandstone and carbonate reservoirs.

爪哇盆地西北的沿海地区的两个重要的石油体系中,始新世至渐新世的湖泊页岩、渐新世至中新世晚期裂隙煤和含煤页岩是石油和天然气的矿源岩,鉴别出了生物源气体和碳酸盐源气体,这些烃类被圈闭在背斜和断层中,包括沙岩、碳酸盐岩油储。

Furthermore, according to the summing-up of water treatment for the Chaohu Lake, the measures, such as pre-oxidation to water source-polymeric aluminum-ferric and ferrous surplus chlorine coagulation- HCA concretional aid-cl.

文章对巢湖微污染水质的特点及形成原因进行了深入的研究;对氨氮、藻类、p H值、异味等四个特征指标的变化规律做了详细论述;对以巢湖为水源的水处理技术进行了总结,提出了源水预氧化—聚合铝铁、亚铁氯化联合混凝— HCA 助凝—除臭剂、活性碳联用去除异味—微絮凝的高效率水处理模式,不仅在合肥供水集团有限公司取得了非常良好的应用效果,也可为其它以内陆湖泊为水源的制水厂所借鉴。

It indicated that deltaic depositional system、 lake sediments and landslide slump fan are the main sedimentary system of Chang 6 in Yichuan-Xunyi district.

结果表明,长6油层组主要发育三角洲沉积、湖泊沉积和湖底滑塌扇沉积。

Quantities of dihydrogen monoxide have been found in almost every stream, lake, and reservoir in America today.

今天的中国,几乎所有的小溪,河流,湖泊和水库均可找到一定量的一氧化氢。

Corrosion process of water flow could have great impact on dissolvable rock area in several decades.

岩石风化作用既是地壳固体物质形态转变的重要途径,也是产生块体运动灾害的必要前提条件,其类型和强度受区域气温及降雨条件的控制;水的侵蚀作用的区域性规律受地貌成因和气候条件的制约,它对陆地环境的最大冲击是对海洋、湖泊及水库岸滩带的侵蚀和改造;流水的溶蚀作用可在几十年内对可溶岩类地区产生影响。

Swans swim along the outdoor cafes dotting the lake and, well, it is pretty dang nice.

天鹅游泳沿着露天茶座,星罗棋布的湖泊,那么,这是漂亮的邓尼斯。

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