查询词典 diatom

Furthermore,due to the reduced diatom availability,the dominance of copepods decreased,and medusas increasingly dominated the zooplankton population.

近几年来，为改善海域环境现状，控制西部陆源污染物输入量的措施已取得一定效果，但河口水质并无明显改善。

This counterintuitive 'more organic carbon gives less organic carbon' effect was particularly pronounced in diatom-dominated systems where the carbon/mineral nutrient ratio in phytoplankton production was high.

这一结果凸现了这样一个关系，即对海洋碳循环当前和未来状态的描述，怎样依赖于对海洋食物链内的碳与限制生长的矿物营养之间的化学计量耦合的认识。

After complete regional analogue, it is discovered that the palaeoclimate and palaeoenvironment in Tontso is entirely comparative and consistent with the synchronous lakewater retreating of Zhaduixiong spits in Zabuye Lake basin, with palaeoclimate changes recorded by pollen in adjacent Zhabuye Lake, with Holocene palaeoclimate environment indicated by drilling-hole in Bangong Co, with palaeoclimate significance traced by δ〓O value in Qinghai Lake and Siling Co, with pollen- and diatom-inferred climatic change in Longmu Co and Sumxi Co, and with the palaeoclimate framework during the 5〓 Level Arid Extension Period of Quaternary arid center of Western China.

对比研究发现，洞错的古气候环境，与同期相邻的扎布耶湖湖水退缩遗迹和花粉记录的古气候变化、班戈湖钻孔所揭示的全新世古气候环境、色林错δ〓O值所揭示的气候意义、龙木—松西错的孢粉和硅藻提供的古气候古环境信息以及第四纪西部干旱中心在第5级干旱扩张期中的古气候格局，它们的气候环境变化总体上均有可对比性和一致性。

As a result of the quaggas' feeding habits, the diatom population has declined significantly in recent years in the areas that Aguilar studies-within about 40 miles of Milwaukee-if not beyond.

在安吉拉研究的密尔沃基40英里的水域内，由于斑驴等的掠食习惯，近些年来硅藻大批量减少。

In the past, the diatom-rich blooms nourished the tiny animals that in turn nourished the babies of spring-spawning fish such as perch, which hatch around mid-June.

在过去，富含硅藻的花期滋养了微生物，微生物又滋养了春季产卵的鱼类幼崽，比如在六月中旬产卵的河鲈。

Diatom assemblages of Core KL91 from deep sea plain in central South China Sea

南海中部深海平原 KL 91剖面的硅藻组合

The absorption and exhaust capacity of diatomaceous earth as a main composition of diatom ooze coating is higher 30-100 times than that of charcoal, and it can be used to absorb or discharge the humidity to maintain the comfortable environment according to the condition outside.

其主成份硅藻土的吸收？排出性能比木炭高30-100倍，可以根据外部条件吸收或排出湿度维持舒适的居住环境。

In Tengchong ,the diatom was occurred in several Cenozoic lake basin formed by the intensive structural movement after Eogene.

古近纪之后，强烈的构造运动在腾冲形成数个新生代湖盆，成为硅藻生存场所。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。