natural barriers 中文意思是什麼
natural barriers
解釋
天塹屏障-
In the writer ' s view, the reason of the above trade barriers mainly exists in the following aspects. first is the natural deficiency of gats, then, it is the inevitable result of the accentuation the state sovereignty
形成這些貿易壁壘的原因主要有： gats的固有缺陷、強調國家主權原則，我國法律服務業水平較低以及法律的特殊性。 -
Healthy, skin, mucous membranes, and cilia are natural barriers to many viruses.
健康的皮膚，粘膜和纖毛是許多病毒的天然屏障。 -
The goal is to prevent leakage of the waste for many millennia through a combination of engineered barriers ( for example, the waste containers ) and geologic ones ( the natural rock structure where the chamber has been excavated and the favorable characteristics of the hydrogeologic basin )
這麼做的目標是在數千年內避免廢棄物外? ，辦法是結合工程上特別處理過的圍阻體（例如廢棄物容器）以及地質上的圍阻體（地下開挖出來的空間周圍的自然巖石結構，以及水文地質盆地等一些較有利的條件） 。 -
The cable system is ideal for spanning natural barriers of wide rivers, deep valleys, or ravines.
這種鋼索體系是跨越寬河道、深丘谷或深山谷天然障礙物的理想體系。 -
Although natural hosts are birds, the avian influenza viruses are known to cross species barriers to infect other mammals, including humans
盡管鳥類是自然宿主，但禽流感病毒能夠跨物種感染其它哺乳動物包括人類。 -
Breezeways should be positioned to take advantage of the natural air movement directions which may vary with season. acoustic barriers need to be visually unobtrusive
由於天然的氣流方向可隨著季節而變動，因此通風廊的布局須充分配合利用氣流的方向。 -
In order to make the arrangement of human resources in the world more effective and bring more benefits to developing countries, it is advisable to find out the feature and regularity of the presence of natural person and recognize the restraints that developed countries impose on other countries to avoid natural person to enter their market as well as negotiate in wto to reduce the restraints and barriers of the presence of natural person in international service trade
正確認識自然人流動的特點及其規律性，認識發達國家對自然人進入其市場的條件限制，並通過在世貿組織中的談判，減少自然人流動在國際服務貿易中受到的限制和遇到的障礙，可以促進人力資源在世界范圍內的更有效配置，增加發展中國家的利益。 -
Automotive waxes, whether natural or synthetic, are meant to be sacrificial barriers
車蠟，不管是天然的還是合成的，都是犧牲品。 -
The waters flowing over the limestone and chalk have, over thousands of years, deposited travertine barriers, creating natural dams which in turn have created a series of beautiful lakes, caves and waterfalls
數千年來流經石灰石和白堊上的水，逐漸沉積為石灰華屏障，構成自然的堤壩，後者又創造了一系列美麗的湖泊、洞穴和瀑布。 -
But some argue that the trend is only natural : previously workers were physically separated by walls, whereas offices are increasingly open - plan nowadays, pushing them to erect new barriers
以前員工們都有自己獨立的辦公空間，而如今辦公室的格局設計越來越開放，所以員工們不得不採用新的方式來「開拓」個人空間。 -
As far as sustainable development theories are concerned, this article summarizes the sustainable development conception, the studying orientation of its, and the economic studying trends, etc. then, in the aspect of asd, this article expounds its idea, studying content and studying trait, etc. on the basis of that, the author sets forth the theories and practical significance of studying asd in the mid and west region of china from the strategy adjustment of china regional development, economic globalization as well as intellectual economic developing trends, etc. ii. analyse and grasp major factors and outstanding barriers of asd in the mid and west region of china as a whole. after qualitative and quantitative analysis, we conclude the superiority of asd in the mid and west region mainly embodies many ways, such as abundant land resources, munificent agriculture organism resources, variable natural climates, the central government ' s readjustment of development strategy as well as the historical chance that new economic background gives, etc
在此基礎上，從中國區域發展戰略調整、經濟全球化、知識經濟發展趨勢等方面來認識中西部地區農業可持續發展的背景。 （二）從總體上分析和把握中西部地區農業可持續發展的主要影響因素及突出障礙。通過定性與定量分析后認為，中西部地區農業可持續發展的優勢主要體現在土地資源較豐富、農業生物資源條件得天獨厚、自然氣候千差萬別、國家發展戰略調整及新經濟背景提供了歷史機遇；主要障礙體現在經濟社會發展與農業爭地矛盾突出、水土流失十分嚴重、土地沙漠化加劇、水資源的困擾、農業生態環境破壞嚴重、加上體制與觀念約束等。
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