查询词典 fossil

On this basis, the cladistic analysis (Kenrick and Crane, 1997) recognized three lineages among the vascular plants (including the fossil and living plants): the Lycophytina, Euphyllophytina and Rhyniopsida.

在此基础上，Kenrick和Crane（1997）根据分支系统学的分析将维管植物划分为三个谱系：石松植物亚门，真叶植物亚门和莱尼蕨纲。

Adoption of multiple pressure condensers is an important way of raising the economic performance of fossil fired power units.

凝汽器是热力系统的基本设备之一，其运行热经济对电站的总经济性有着重要的影响。

The team had examined 14 coprolites, as fossil faeces are termed by polite scientists.

在这之前，他们对14份粪化石（即文雅的科学家们称之为化石糟粕的东东）进行了研究。

Jenkins, an archaeologist at the University of Oregon found these human coprolites, or fossil feces, in Paisley Caves in the Cascade Range of Oregon.

Jenkins带领了，俄勒冈的大学的一位考古学家发现了这些人的coprolites或者化石排汇物，在俄勒冈的小瀑布范围的佩兹利洞。

Square meters' large scale Dragon Lily fish show is make up of Dragon fish and Fossil crinoids. Dragon fish is Ocean overlord 280 million years ago. The picture reappear lively scene in Triassic ocean.

208平方米的大型鱼龙戏百合图是由2.8亿年前的海洋霸主鱼龙和&永不凋谢的奇葩&----海百合化石组成的，其再现了三叠纪海洋里鱼龙嬉戏、百合起舞的热闹场景。

The method on biomarker study of fossil plant cuticles is briefly introduced.

简要介绍了植物化石角质层生物标志化合物研究方法。

It is taken from depletable sources of fossil energy sources which are burned and their waste products discharged into eco-system sinks.

都是取自日益耗尽的化石能源，经燃烧后所产生的废弃物都被排放到生态塘系统里。

The fossil of a feather-covered dinosaur was discovered in Liaoning Province in northeastern china.

中国东北部的辽宁省发现了长有羽毛的恐龙化石。

About 40 calories of fossil fuel energy go into every calorie of feed lot beef in the U.S.

在美国，每耗费40卡路里的矿物燃料能源才能饲养产生一卡路里能量的牛肉（具体数据、调查见参考文献2）相比之下，每耗费2.2卡路里的矿物燃料能源可以生产一卡路里能量的植物性食物（具体数据、调查见参考文献3

These plants have some characteristics such as wide distribution, strong adaptability and high yield. Demand of renewable and clean bio diesel to replace fossil diesel is big and urgent in China. To meet the requirement for increasing bio diesel production, stable supply of feed stocks is important.

麻疯树，光皮树，油茶，油桐主要分布于南亚热带和中亚热带，具有分布广，适应性强和经济产量高的特点，其果实或种子油均可作为生物柴油的原料油利用。

The dissecting of samples in group2 were difficult. The root of pulmonary artery and ascending aorta failed to be unfolded because fibrous tissue was tough, right and left fibrous trigone were too firm to be solved by hand. Cardiac muscle fibers couldn't be stripped along myofibrillar trajectory since they were prone to break because of their friability.

组2的心脏解剖困难，表现为纤维组织坚韧，游离肺动脉非常困难；徒手无法松解左、右纤维三角，肺动脉和主动脉根部的游离非常困难；心肌纤维坚硬、质脆，解剖时容易断离成碎块，无法沿纤维走行方向剥离。

We have battled against the odds in a province that has become increasingly violent.

我们对在一个争夺日益激烈省的可能性。