silurian

音标发音

• 英式音标 [sai'ljuəriən; si-]
• 美式音标 [sai'ljuəriən; si-]
• 国际音标 [sai'ljuəriən; si-]

基本解释

• adj. 志留纪的；希留利亚纪的
• n. （地质）志留纪；希留利亚纪

同根派生

• silurian相关词

英汉例句

• 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 contact relationship between Silurian and Devonian is parallel unconformity.
  泥盆系与志留系之间为平行不整合接触.
• THE RETZIELLIDAE ( SILURIAN RIBBED IMPUNCTATE ATHYRIDIDINE BRACHIOPODS )
  论志留纪的小莱采贝类——具壳线、无疹无窗贝族(腕足动物 )
• 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 contact relationship between Silurian and Devonian is parallel unconformity.
  泥盆系与志留系之间为平行不整合接触.

• silurian更多例句

词组短语

短语

• ordovician silurian 奥陶纪志留纪
• Silurian Pediod 志留纪
• Silurian corals 葛治洲
• the silurian 志留纪
• pre silurian 志留纪前的

• silurian更多词组

英英字典

柯林斯英英字典

• of, denoting, or formed in the third period of the Palaeozoic era, between the Ordovician and Devonian periods, which lasted for 25 million years, during which fishes first appeared 2500
• the Silurian period or rock system

• silurian剑桥字典
• silurian柯林斯字典

专业释义

地球科学

• 志留系

  The Silurian was mainly medium sand, fine sand, siltstone and pelitic siltstone in shallow sea.
  志留系沉积以滨浅海的中细砂岩、粉砂岩及泥质粉砂岩为主。

• 志留纪

能源科学技术

• 志留系

  Acidizing treatments in TaZhong(TZ)12 Silurian sandstone formation had achieved little effect and should be improved for inadequate understanding on the damage and inappropriate acid system.
  塔中(TZ)12油田志留系砂岩储层在以往酸化改造现场实践中，由于对储层伤害认识不够深入，酸液类型和配方针对性不强，酸化有效率和增产率有待进一步提高。

• 志留纪