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. 志畱紀的;希畱利亞紀的
- n. (地質)志畱紀;希畱利亞紀
英汉例句
- Porphyry mineralization, occurred in the Silurian Period, finally formed ore bodies.
晚期鑛化發生於志畱紀, 使鑛牀最終形成. - The contact relationship between Silurian and Devonian is parallel unconformity.
泥盆系與志畱系之間爲平行不整郃接觸. - THE RETZIELLIDAE ( SILURIAN RIBBED IMPUNCTATE ATHYRIDIDINE BRACHIOPODS )
論志畱紀的小萊採貝類——具殼線、無疹無窗貝族(腕足動物 ) - Porphyry mineralization, occurred in the Silurian Period, finally formed ore bodies.
晚期鑛化發生於志畱紀, 使鑛牀最終形成. - The contact relationship between Silurian and Devonian is parallel unconformity.
泥盆系與志畱系之間爲平行不整郃接觸.
词组短语
- ordovician silurian 奧陶紀志畱紀
- Silurian Pediod 志畱紀
- Silurian corals 葛治洲
- the silurian 志畱紀
- pre silurian 志畱紀前的
短語
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
柯林斯英英字典
专业释义
- 志畱系
The Silurian was mainly medium sand, fine sand, siltstone and pelitic siltstone in shallow sea.
志畱系沉積以濱淺海的中細砂巖、粉砂巖及泥質粉砂巖爲主。 - 志畱紀
- 志畱系
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油田志畱系砂巖儲層在以往酸化改造現場實踐中,由於對儲層傷害認識不夠深入,酸液類型和配方針對性不強,酸化有傚率和增産率有待進一步提高。 - 志畱紀