英语释义

• from 425 million to 405 million years ago; first air-breathing animals

片语

latest Silurian顶志留统

Silurian Carboniferous志留系

Silurian corals葛治洲

ordovician silurian奥陶纪志留纪

silurian period志留纪

Silurian sandstone志留系砂巖

silurian system[地质] 志留系

pre silurian志留纪前的

the silurian志留纪

Silurian Pediod志留纪

英汉例句

• Diagenesis data indicate that the Silurian asphaltic sandstones are the products of multiple fillings of hydrocarbon.

  志留系沥青砂巖的成巖作用特征等资料证明，沥青砂巖的形成是烃类多期次注入的结果。

• Comprehensive researches have concluded that the Heishan ophiolite was formed in Nanhua Ordovician period and its structural location in Silurian period early Middle Devonian epoch.

  综合研究得出黑山蛇绿巖形成于南华—奥陶纪，构造就位于志留纪—早中泥盆世。

• Straddling the late Ordovician period and the early Silurian period, the Andean-Saharan ice age was marked by a mass extinction, the second most severe in Earth「s history.

  Andean - Saharan冰河期横跨了Ordovician冰河期的后期和Silurian冰河期的前期，大灭绝成为了其标志性事件，那是地球历史上第二个气候最恶劣的时期。

• Porphyry mineralization, occurred in the Silurian Period, finally formed ore bodies.

  晚期矿化发生于志留纪，使矿床最终形成。

• The lead-zinc deposits occur in the Lower Silurian Meiziya Formation, Middle Silurian Shuanghezhen Formation, Middle Devonian Dafenggou Formation and Upper Devonian Nanyangshan Formation.

  铅锌矿赋存于下志留统梅子垭组、中志留统双河镇组及中泥盆统大枫沟组、上泥盆统南羊山组；

• To correctly evaluate remaining resources of Silurian and carry out further exploration in Silurian, it is very important for us to fully understand the scale of palaeo reservoir in Silurian.

  弄清志留系古油藏规模的大小，对正确评价志留系的剩余资源量及对志留系的进一步油气勘探都具有重要的意义。

• Silurian 」. 'and before the Mississippian or Carboniferous Period, and characterized by the appearance of forests and amphibians.

  处于志留记之后，密西西比纪或石炭纪之前，森林和两栖类的出现是其特征。

• Special Papers In Palaeontology, Number 83, Silurian Conodonts From The Yangtze Platform, South China ( )

  古生物学论文，83，中国南方长江三角洲志留纪时期牙形刺研究。

• The geological and geochemical study results indicate that the metallogenetic materials came from the hydromica mudstones and shales of the Hanjiadian Group of Lower Silurian System.

  地质和地球化学研究结果认为，铝土矿的成矿物质来源于下志留统韩家店群的水云母泥、页巖。

• The uranium deposit of Silurian age in a certain area is controlled mainly by fracture and morphologically changing parts of uranium bearing siliceous limestone and chert beds.

  某地区志留系中的铀矿床，主要受硅灰巖和硅巖含矿层形态变异部位和断裂构造控制。

• In the Ordovician, Silurian Period, the Devonian, Carboniferous, the advent of low amphibians and ancient ancient reptiles.

  在奥陶纪、志留纪、泥盆纪、石炭纪，相继出现低等鱼类、古两栖类和古爬行类动物。

• The strata from Sinian to Silurian system are new formations and fields with better exploration potential in southeast area in Sichuan province, but the degree of prospecting is quite low.

  震旦系—志留系是川东南地区油气勘探的新层系、新领域，具有较好的勘探前景，但勘探程度极低。

• There are also resemblances among Early Silurian rugose coral faunas of the Yangtze region, eastern Australia, and eastern North America to some extent.

  扬子区早志留世珊瑚群与澳大利亚东部、北美东部同期珊瑚也有一定的相似性。

• The MIFA, as a fractal geometry method, is used to study the Silurian reservoir of Tazhong area in this paper.

  MIFA法就是一种定量的分形几何学方法。本文应用MIFA法对塔里木盆地塔中地区志留系储层孔隙结构进行了研究。

• The Silurian in this area is tide-controlled coastline sedimentary environment and here mainly developed the tidal flat depositional system.

  塔里木盆地塔中地区志留系沉积环境为潮控滨岸带，主要发育潮坪沉积体系，这在柯坪塔格组表现得尤为突出。

• Alkalic volcanic rocks of the Early Silurian Taohekou Formation are distributed in the northern Dabashan area of the southern Shaanxi, with a stable horizon and evidently lithological indicators.

  陜西南部北大巴山地区早志留世滔河口组堿基性火山巖，分布层位稳定，巖性标志特征。