研究了梯度磁场对小麦、玉米及马铃薯苗期生长及产量的影响,并对其作用机制进行了初步探讨.结果表明,梯度磁场能促使农作物的种子、块茎等早萌发、早出苗,提高出苗率、促进幼苗生长发育,达到苗齐、苗壮、子粒饱满、提...
STUDY ON THERMAL STABILITY OF A NEW EMBANKMENT WITH OP... CNKI文献
Under the impact of possible climate warming and human activities,the Embankment with Crushed Stone Slope Protection(ECSSP)needs the strengthening techniques to pro-tect permafrost underlying embankm...
Li Guo-yu Li Ning... Proceedings of the seventh International Symposium on P... 2007-11-21 国际会议
关键词: Qinghai-Tibet / railway / warm / permafrost
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从林分生长过程表内,可以得到林木结构特性随年令增加而变化的评价资料。树木株数(N)与一定的测树指数有关,通常随树令的增加株数减少,此时做为VN=M乘积的蓄积量将随林令的增加而加大。在这个公式里
Physical changes of five types of rock in the Qinghai-... CNKI文献
Rocks,including the clastic rock,mudstone,sandstone,granite,andesite,were used to the protecting-slope and berms of the Qinghai-Tibet Railway,as the rock layers have good effect on protecting permafr...
Fujun NIU Hua LIU... Proceedings of the IX International Symposium on Permaf... 2011-09-03 国际会议
关键词: freeze-thaw / ultrasonic / wave / physical
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The impact of freeze-thaw cycles on the dynamic charac... CNKI文献
Based on the test result of Qinghai-Tibet clay before and after freeze-thaw cycles under long-time cyclic dynamic loading,following conclusion can be drawn.The change rule of the accumulative strain ...
Shu-ping ZHAO Wei MA... Proceedings of the IX International Symposium on Permaf... 2011-09-03 国际会议
关键词: freeze-thaw / cycles / long-time / cyclic
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LABORATORY STUDY ON COOLING EFFECT OF CRUSHEDROCK EMBA... CNKI文献
Crushed-rock embankment has been utilized as a method for avoiding thaw settlement of roadway in warm permafrost regions.Its cooling effect has been recognized.However,infield,the crushed-rock embank...
Mingyi Zhang Yuanming Lai... Proceedings of the seventh International Symposium on P... 2007-11-21 国际会议
关键词: permafrost / profile / cycle / LABORATORY
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Исследование стратегия модер... CNKI文献
Впериод "ДвенадцатьПятилетки", столичныйэкономическийкругбудетстатьгосударственнуюстратегию. Перед...
Гао Мэнна Лю Сюэ... Technological Innovation and Optimization of the Indust... 2013-06-30 国际会议
关键词: столичный / экономический / круг / Ланфан
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Field study on reinforcement effects of soil treatment... CNKI文献
The highway from Chaerhan to Gulmut passes through saline soils area,located in cold regions and rock-salt lake regions in Qinghai-Tibet plateau;the mechanical property of saline soils varies with mo...
Yu ZHANG Jianhong FANG... Proceedings of the IX International Symposium on Permaf... 2011-09-03 国际会议
Experimental study on the mechanism of thawing settlem... CNKI文献
The frost related problems in 109th national highway in Qinghai province were analyzed in this paper;laboratory tests were conducted to investigate the behavior of roadbed under dynamic load during t...
Feng SHI Jianhong FANG... Proceedings of the IX International Symposium on Permaf... 2011-09-03 国际会议
关键词: unconfined / compression / thawing / settlement
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FIELD OBSERVATION ON SETTLEMENT PROCESS OF PRECAST INS... CNKI文献
The settlement process of a precast installed culvert along the Qinghai-Tibet railway is monitored,it is found that the culvert settles with a decreasing speed,the settlement near the two ends is les...
Niu Yonghong Ma Wei... Proceedings of the seventh International Symposium on P... 2007-11-21 国际会议
关键词: permafrost / precast / installed / culvert
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МЕСТО И POЛb KPУПHOГO ПРEДПРИЯТИЯ ... CNKI文献
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Лямзин Олеr Леонидович 3аМ... 黑龙江省第三产业结构优化与创新研究 2008-09-01 中国会议
RATE-CONTROLLED CONE PENETRATION TEST OF PERMAFROST CNKI文献
Stratigraphic profiling is important for engineering design in permafrost.This paper introduces the profiling cone penetration tests(CPTs)controlled by a special linear pushing system,which can give ...
Wenbing Yu Richard Foriter Proceedings of the seventh International Symposium on P... 2007-11-21 国际会议
关键词: permafrost / CPT / RATE-CONTROLLED / CONE
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ВЫВЕДЕНИЕ НОВЫХ СОРТОВ ВИНОГР... CNKI文献
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П.Я.ГОЛОДРИГА ХЗ ПУ-ЧАО... 葡萄研究论文选集 2003-05-01 中国会议
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我国与前苏联国家老工业区创新发展模式比较与借鉴 CNKI文献
本文的研究目的在于梳理前苏联国家中具有代表性的俄罗斯和哈萨克斯坦老工业区的改造模式,研究其特殊性和共性问题以及政府对老区的改造政策,研究不同阶段政策的特殊性和特色、对老工业区的划分确立标准、现实因素的演...
徐林实 佘拉民策娃В.П.... 东北亚学术论坛2018研讨会专刊 2018-08-15 国际会议
1917年革命之前莫斯科的中国茶叶大部分从事中国茶叶生意的俄国公司和商人都是从莫斯科开始经营的,或者是在生命的最后岁月搬到了莫斯科。这一点在今天的莫斯科地图上留下了很明显的印记。莫斯科的市中心是克里姆林宫...
伊万·索科洛夫 万里茶道(2019年第一期) 2019-01-15 中国会议
哈萨克斯坦阿里-法拉比国立民族大学是哈萨克斯坦高等教育系统的主导机构,它是第一个通过国家认证的大学,涵盖实现全部学术活动的所有专业。哈萨克斯坦阿里-法拉比国立民族大学是哈萨克斯坦的一等学府,他是历史上第一...
周玲 第三届世纪之星创新教育论坛论文集 2016-01-10 中国会议
译者的话:1925年5月号的苏联《新观众》杂志(总第18期)刊载了题为《中国戏剧》的文章,作者为李克奈茨基(Б.Ликнайцкий),该文发表于梅兰芳访问莫斯科十年之前,从中可以看出当时的苏联戏剧界对梅兰芳及中国戏...
李克奈茨基 陈世雄 梅兰芳与京剧的传播(上)--第五届京剧学国际学术研讨会论文... 2013-05-17 国际会议
关键词: 梅兰芳
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Methodology of study on freeze-thaw cycling induced ch... CNKI文献
Freeze-thaw action is an important topic in cold regions engineering,which results in moisture and solute migration and re-distribution,thus changes in physical and mechanical properties.On the basis...
Wei MA Lili FANG... Proceedings of the IX International Symposium on Permaf... 2011-09-03 国际会议
关键词: review / freeze-thaw / cycles / engineering
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Research on the thermal stability of frozen soil emban... CNKI文献
The Chaidaer-muli Railway(abbreviated as Chaimu Railway)is located in the northeast of Qinghai-Tibet Plateau,where is covered widely by the permafrost in the mid-latitude area.The railway is 142.04 k...
Xianfu DONG Liping SUN... Proceedings of the IX International Symposium on Permaf... 2011-09-03 国际会议
关键词: heat / pipe / convection / embankment
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