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|  | | 为了更好的帮助您理解掌握查询词或其译词在地道英语中的实际用法,我们为您准备了出自英文原文的大量英语例句,供您参考。 | |
A number ofpapers describe situations of partial proletarianizationin which men migrate from rural areas to cities, while women remain in the countryside.
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The rapid industrialization of South Korea which began in the sixties has induced a massive migration of the young and middle-aged from the countryside to the city.
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When the Revolution Reached the Countryside: Use and Destruction of Imported Wares in Alta Gracia, Córdoba, 1810
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Equally important are local understandings of the productive potential of foraging activity, including a capacity to maintain the physical and mythic topology of the countryside and human body.
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These attitudes suggest that the countryside represents a form of refuge from many stresses commonly associated with modern, urban lifestyles.
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| | Type Ⅰ Single Plunger Fuel Injection pump is mainly matched with Agricultural Diesel Engine Models S-195, X-195, 1105 etc. Type Ⅰ pump is a product in mass production and extensively used as engine spare part in the countryside. During the long period of service it was found that the plunger assembly wore down rapidly and the service life was short. Moreover, the cheaper but heavier No.20 diesel oil sped the wear of plunger assembly.To investigate the actual s... | | Ⅰ号单体泵配套于S195、X195和1105型等农用单缸柴油机,是一种直接面向农村、量大面广的农机配件产品。但长期来在农村实际使用中,普遍反映存在着柱塞偶件早期磨损、使用寿命短等问题。此外,当前农村中又大量使用重质价廉的20号农用柴油,也反映使用20号农用柴油后加快了油泵油嘴的精密偶件的磨损。据江苏等地区反映,Ⅰ号单体泵柱塞的使用寿命仅300~500小时。因此,为了摸清柱塞偶件的实际使用寿命及其影响因素并提出解决措施而进行本试验研究。本文根据1976~1978年在江苏常熟县支塘公社进行的大量实际使用试验所取得的结果,就各种影响因素,特别是使用因素进行分析讨论。柴油机尤其是其燃油系统的使用和保养正确与否,对于机件的使用寿命和燃油消耗量有很大影响。因此,如何提高农用柴油机的使用水平,无论对于延长柴油机的使用寿命,还是对于节能都有重大意义。 | | 文摘来源 | | The Sixth International Seminar of the Aga Khan Award for Architecture on "The Changing Rural Habitat" was held Oct. 19-21 in Beijing, and was attended by about 70 delegates from more than 20 countries. His Highness the Aga Khan personally presided over the meeting. On behalf of ASC, President Yang Tingbao first expressed hearty congratulations and warm welcome to His Highness the Aga Khan and all the celebrated delegates. He pointed out that it was a valuable acade... | | 以“变化中的乡村居住建设”为主题的阿卡·汗建筑奖第六次国际学术讨论会,共发表了十三篇论文,其中有中国提供的三篇论文。此外,还散发了《乡村发展政策:居民点和住房的比较评价》等五篇参考材料,其中有中国提供的《有关中国农村住宅建设的一些情况》等两篇参考材料。 除《河南荥阳田禄窑居》一篇论文的详细内容已在本刊1981年第10期《向黄土地层争取合理的新空间》一文中发表以外,现将其余十一篇论文的摘要刊登,供读者参考。 | | 文摘来源 | | The testing results of using NONEL plastic detonation tube system to reduce ground vibration during blasting in ciokuan mine are introduced in this paper. The experiments have shown that the measures of reducing ground vibration were effective and the vibration was reduced by 59—73%.As a new initiation device, NONEL system used for blasting has some advantages, such as lower cost, convenient operation and easier realization of reducing vibration with ignition in sequence of multiple ... | | 本文介绍小关矿应用塑料导爆管非电起爆系统实现爆破降震的试验结果。试验结果表明:降震措施是有效的,降震率达59—73%;塑料导爆管起爆系统具有成本低、操作简便、易于实现多段顺序爆破降震等优点。另外,文中还讨论了农村土窑洞的震动问题,初步认为土窑洞的允许振速为5毫米/秒。 | | 文摘来源 | |   | | << 更多相关文摘 |
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