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The sources and applications of the bioactive substance squalen that widely exists in animals and plants are reviewed.

通过查阅大量的文献资料，综述了生物活性物质角鲨烯的来源和应用。

The constituent characters of the POPs,the toxicology effects for the biocoenosis,the pollution sources,the environmental analysis,the environmental behaviors, food chain transition and the regional and the global pollution transition are expounded in the paper.

本文综述了持久性有机污染物的成分特性、对生物群的毒理效应、环境污染源、环境分析、环境行为、食物链传播、地区性或全球性的污染传输等问题。

The long-range transportof aerosols,i.e.the biogeochemical cycle has been one of the major sources andone of the main characteristics of air-pollution in China.

气溶胶的长途传输，即元素或有关化合物的生物地球化学循环成为我国大气气溶胶的来源和形成机制的主要特点。

Biologically produced minerals, microstructures and biogeochemistry of recent and fossil biominerals are a major sources of environmental information.

由于生物作用产生的矿物、生物化石的微观结构和生物地球化学作用，是环境信息的主要来源。

In our country, birch sources are enriched, but the little have been explored.

在我国白桦分布范围广，植物资源丰富，但研究开发甚少。

This is the information that I have gathered in bits and pieces from various sources.

所有的这些资料都是我在不同的地方所搜集到的。

Good sources of iron for vegetarians include wholegrain cereals and flours, leafy green vegetables, blackstrap molasses, pulses such as lentils and kidney beans, and some dried fruits.

良好来源的铁的素食主义者包括wholegrain谷物和面粉，绿叶蔬菜， blackstrap糖蜜，豆类，如扁豆和芸豆，和一些乾果。

The blastula formation whose embryos were from different sources was compared and the blastomere number, quality classification and the relationship between the parity of the blastomere number and the blastula formation at d 3 were studied.

比较不同来源胚胎囊胚形成情况和d3胚胎的卵裂球数、质量分级等；并利用废弃胚胎囊胚形成情况对体外受精妊娠结局进行预测。

Jean francois blondel,and later with gilles marie oppenord.from the former he acquired great respect for traditional french design and frpm the latter great facility in the new picturesque,or rococo,manner.he also developed fine techniques as an engraver.although he traveled throughout france,there is no record of travel to other countries.his knowledge of the history of architecture outside france was extensive and based on the study of published sources.his knowledge of architecture in france, its history and techniques, was wide and based on a deep familiarity with the literature and with the buildings of france.

Jean francois blondel ，之后和 marie oppenord 学习。从前者他为传统法兰西设计获得了极大的回响和尊重并且从中获得了新独特的技巧，或者从洛可可形式，在模式中的最后这让他更为纯熟。他也为铭刻者发展更好的技术。虽然他遍及法兰西运动，但是对其他国家并没有传播的记录。他的架构建筑学和历史的知识是广泛的。是基於出版动力的学习研究。他在法兰西，它的历史和技术中，建筑学的知识广泛用文学和用法兰西的建筑基於一个很深很熟练的基础。

The government says it doesn't believe Kurdish rebels were responsible and some sources have blamed the dispute, or a blood feud between families.

政府表示，此次袭击与库德叛军无关，而据一些消息人士称，这是家族间的纷争或血海深仇造成的。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。