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On the base of large quantitative test, using coal petrography and organic geochemical data, the source of oil and gas in the coal-measures is analyzed. And it is concluded that the area's Yan'an group coal-bed has a low potential of oil production, and the oil and gas contained in the coal-measures and superjacent strata comes from underlying Upper Triassic Yanchang group strata. After a series of parameters of coal seam and surrounding rocks are tested, gas formation, storage, preservation, permeability of the coal-rock seam are analyzed and evaluated.

本文在大量测试工作基础上，利用煤岩学与有机地球化学资料，分析了煤系油气的来源，认为本区延安组煤系煤层生油潜力差，煤系及其上覆地层所含油气为下伏上三叠统延长组源岩所生，油气主要通过迭置的砂体、不整合面、构造裂缝等自下向上运移进入煤系；通过对煤层及围岩一系列物性参数的测试，分析与评价了煤岩层的生、储、盖、渗性能与可抽放性，得出主采4_(-2)号煤层属中等储集、低渗透层，围岩封闭性差，渗透性高，煤层瓦斯含量低，而顶板砂岩瓦斯含量高，为采面瓦斯涌出的主要来源。

In the unheated natural area, sagebrush is a source of moisture for an army of thirsty insects.

在没有加热的自然区域，山艾树是很多昆虫的水源。

Over the actic passager on water.mr Haper also said any vessel that plan to enter the north-west water-way must registred at the Canadian costal guard in advance .he said this is a meassure to protect Canadian's intrest in actic area ,:as we all know , sovereignty is by no means a vague concept but the source to spread it's authority and responsibility .and all these meassure will delivery a claer massager to the rest of the world that Canada will hold the responsibility to protect he enviroment and implementation of the actic water areas.

加拿大总理Stephen Harper已经宣布，为了维护加拿大对于北极水路的主权，加拿大将严格管制进入西北航道的船只。Harper先生说所有使用西北航道的船只现在都要向加拿大海岸警卫队登记。他说这是保卫加拿大在北极地区利益的一种方法。"正如你们所知道的，主权不是一个抽象的概念。它传达着一种权威和责任的源泉。这些措施将向世界传达一个清晰的信息：加拿大对其北极水域的环境保护和实施负责。"

Of all the wild animals in their area, none was more useful to the Delaware tribes than the Virginia white-tailed deer: it was a source of meat, and its hide was used for clothing,第 20 页(共 101 页) its antlers and bones for tools, and its sinews and gut for bindings and glue.

所有野生动物中在他们区域/对 Delaware 部落最有用的是/ Virginia 白尾鹿：/它是肉的来源/它的皮可以做衣服/鹿角和骨头可以做工具/肌腱和肠子可以做捆绳和胶。*这句话的条理很清楚，很容易理解句子的大意。

Of all the wild animals in their area/, none was more useful to the Delaware tribes/ than the Virginia white-tailed deer/: it was a source of meat/, and its hide was used for clothing/, its antlers and bones for tools/, and its sinews and gut for bindings and glue.

但生词较多，不过根据我们的原则认识的就反映不认识的就过去，是可以理解句子的。我们可以理解成"什么可以用做什么"，反正就是在说鹿的各个部位都有用。唯一有难度的地方就是 none was more… than 没有什么比它更…，也就是说它最…，反向理解。

This type design is compact, the area is small, uses inspires the mirror system and the import high speed seals to the type CO2 laser generator, the coordinate high quality stable laser power source, hits the sign precision to be high, the speed is quick, the stable property, can in each kind of Asian gram force, the quartz, the cotton material, the leather, the woodware, the shell, the agate, the marble and so in the nonmetallic material hit sign each kind of design, the character, the writing as well as the punch and so on, is a section of performance-to-price ratio extremely high hits the sign equipment.

该机型设计紧凑，占地面积小，采用高速振镜系统和进口封离式CO2激光发生器，配合优质稳定的激光电源，打标精度高，速度快，性能稳定，能在各种亚克力、水晶、布料、皮革、木制品、贝壳、玛瑙、大理石等非金属材料上打标各种图案、人物、文字以及打孔等，是一款性价比极高的打标设备。

Although there is a large of arid or semi-arid area and abundant plant source in North China,the globle warm and environment change made so many xerophil species face to huge challenges of unfavorable environment,especially,water stress.

中国北方地区因其独特的地理位置和气候条件，使该地区旱生植物资源非常丰富，但受全球气候变暖的影响，荒漠化程度日益严重，而这些旱生植物种群也将面临原有生存环境发生改变的严峻考验，其中，水分条件的改变是学者们普遍公认的重要环境改变之一。

Babassu oil Trade with Coppalj, a co-operative of small-scale producers in north eastern Brazil, has provided a dependable source of income for over a hundred producers from 12 communities in the area.

社群贸易伙伴Coppalj的巴西棕榈树油，来自巴西东北部的小本经营生产商，为地区内12个社群超过100名生产工人提供稳定收入。

The visualization biological chip in this invention can make the sample simultaneously accept the high efficiency laser source and uses CCD cameral select the fluorescence image of the biological chip rapidly with large area for further analysis.

本发明的显像式生物芯片仪利用准直透镜使镭射光源产生大面积的镭射光激发光源，使得各样品点同时接受高效能的激发光源，此外利用CCD相机大面积而快速的选取生物芯片的荧光影像再进行分析，可以大幅减少分析时间。

Petroleum-derived contamination may be dominant source in the study area depending on the distribution of fluoranthene/pyren, benzo anthracene/ benzo (a anthracene + chrysene BaA/(BaA+ Cy, MP/P.

对多环芳烃特征组分的比值（荧蒽／芘、苯并蒽／BaA/(BaA+Cy及甲基菲与菲的比值分析表明：该河流表层沉积物的多环芳烃主要来源于原油污染。

In her eyes, because that is the doorway toher heart * the place where love resides.

女人的漂亮必須從她的眼睛中去看，因為那是她心靈的窗戶和愛居住的地方

I will send some postcards to you.

我会向你发送一些明信片。