查询词典 fossil ivory

In east adjacent regions Toudaogou of Hami, Zhou Ji yuan found brachiopoda fossil of Early Ordovician in the same stratum of pyroclastic rock with intemediate-basic volcanics: Orthambonites sp., O.

东邻区哈密头道沟，周济元等在相当于火山岩建造的上部层位的火山碎屑岩夹中基性火山岩中发现早奥陶世腕足化石：Orthambonites sp。， O。

The fossil Brachycera contain a wider variety of flower visitors, which provide unique material for studying the origin of angiosperms.

虻类化石中的许多类群都有访花习性，它们为研究被子植物的起源提供了独特材料。

The present discoveries of anthopilous fossil Brachycera from the Late Jurassic of NE China, Kashkstan and Siberia demonstrate that the flowers were in existence in the Late Jurassic and represented by at least two different types of flowers.

中国东北、哈萨克斯坦和西伯利亚晚侏罗世喜花虻类的发现表明当时至少有两种不同类型的花已经存在。

It now proves to be a late-stage red bed in late cretaceous from the evidence as Charophyta fossil we gathered.

本文根据采得的轮藻化石证实为晚白垩世晚期红层。

The fossil pollen date showed that vetetation changed from desert steppe dominated by Artemisia in early Holocene, though desert dominated by Chenopodiaceae at 9.0-6.3 ka, desert steppe dominated by Artemisia at 6.3-2.5 ka, to desert dominated by Compositae at 2.5-1.0 ka and Chenopodiaceae after 1.0 ka.

青土湖剖面孢粉分析结果显示，该区9.0ka之前为蒿属为主的荒漠草原，9.0～6.3ka藜科为主的荒漠，6.3～2.5ka蒿属为主的荒漠草原，2.5～1.0ka菊科为主的荒漠，1.0ka之后为以藜科为主的荒漠。

Used in some classification systems: a group of extinct fossil gymnosperms coextensive with the order Cycadofilicales.

用于某些分类系统中；一个灭绝的裸子植物化石群，与苏铁蕨目同域。

Biogas is also found to combust or burn in a way that is a lot cleaner than conventional fossil fuel.

沼气被认为是，用于燃烧或烧掉，是一种低污染，传统的矿物燃料。

Any fish of the order Crossopterygii; most known only in fossil form.

总鳍目的鱼；大多仅知为化石形式存在。

Do you people still use fossil fuel, or have you discovered crystallic fusion?

你们现在是用化石燃料还是结晶体熔解物？

Deqing Panlongxia is an orginal eco-tourism region.There are plenty of ancient trees and Cyathea podophylla which is the live plant fossil. The capability of negative ion is 12.5billion per cubic meter in the vally which is also the largeset natual region consiting of oxygen in South China..

德庆盘龙峡就是一个原始自然生态旅游区，景区内古木葱茏，植物活化石黑桫椤遍布期间，峡谷空气负离子含量达每立方米12.5亿个，是南中国最大的天然大氧库。

Article 144 The Government of the Hong Kong Special Administrative Region shall maintain the policy previously practised in Hong Kong in respect of subventions for non-governmental organizations in fields such as education, medicine and health, culture, art, recreation, sports, social welfare and social

第一百四十四条香港特别行政区政府保持原在香港实行的对教育、医疗卫生、文化、艺术、康乐、体育、社会福利、社会工作等方面的民间团体机构的资助政策。原在香港各资助机构任职的人员均可根据原有制度继续受聘。

Small wonder, then, that the Chinese spend more in the shop than any other group of foreign visitors do .

这样的小惊喜，使中国顾客比任何国家的人消费得更多。