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АРЕАЛ РАСПРОСТРАНЕНИЯ,НСОДУК...  CNKI文献

Раэведениеверблюдов,вотличиеотскотоводства,овцеводства,коневодства,имею

РОССИЙСКАЯ ФЕДЕРАЦИЯ 2012中国驼业进展 2012-11-24 中国会议

关键词: Ho / Ba / HM / MH

下载(12)| 被引(0)

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

下载(1)| 被引(0)

Permafrost investigation in Tibetan Plateau using elec...  CNKI文献

Geophysics method is one of the important ways to survey the permafrost,therefore,in order to understand the applied scope and prospect of the electrical resistivity tomography in Tibetan Plateau per...

Yanhui YOU Jun HU... Proceedings of the IX International Symposium on Permaf... 2011-09-03 国际会议

关键词: electrical / resistivity / tomography / permafrost

下载(2)| 被引(0)

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: RATE-CONTROLLED / CONE / PENETRATION / TEST

下载(1)| 被引(0)

Radiation effect analysis of the awning measure on the...  CNKI文献

Because the higher elevation and better atmospheric transparency,the Qinghai-Tibet plateau have stronger radiation than other regions,which can make the ground surface temperature daily variation cha...

Wenjie FENG Wei MA... Proceedings of the IX International Symposium on Permaf... 2011-09-03 国际会议

关键词: cold / regions / embankment / shading

下载(1)| 被引(0)

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

下载(1)| 被引(0)

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: rock / LABORATORY / STUDY / ON

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APPLICATION OF CT TESTING TECHNOLOGY IN EVALUATING THE...  CNKI文献

Some conclusion can be drawn from the CT test result of silty clay samples,which are made by little-pressing specimen-preparing method.First,the surveyor's mass absorbing coefficient of soil grai...

Zhao Shuping Zhen Jianfeng... Proceedings of the seventh International Symposium on P... 2007-11-21 国际会议

关键词: than / APPLICATION / OF / CT

下载(2)| 被引(0)

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

下载(4)| 被引(0)

Influences of vegetation degradation on the ground moi...  CNKI文献

In permafrost regions on the Qinghai-Tibet Plateau,the vegetation degradation would change the surface energy balance and consequently influence the moisture and thermal regimes in the active layer s...

Junfeng WANG Qingbai WU Proceedings of the IX International Symposium on Permaf... 2011-09-03 国际会议

关键词: wet / meadow / degradation / active

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RADIO-SOUNDING OF CRYOGENIC OBJECTS AS ONE OF METHODS ...  CNKI文献

Opportunities of examination of crogenic objects by means of the microwave radiations are presented in this study.The natural ice cover lying fresh lakes has been chosen as cryogenic object.Experimen...

S.D.Krylov A.A.Gurulev... Proceedings of the seventh International Symposium on P... 2007-11-21 国际会议

关键词: RADIO-SOUNDING / OF / CRYOGENIC / OBJECTS

下载(1)| 被引(0)

貧錳矿和錳矿泥化学选矿研究和設备設計的經驗  CNKI文献

尼科波尔和恰图拉矿区的貧錳矿,采用机械选矿方法选別获得的錳精矿回收率不高,大量金属錳損失于矿泥中。例如在1959年,尼科波尔錳矿公司“十月革命四十周年”选矿厂,含Mn 11.7%的矿泥产率达46%,矿泥中損失的錳約占原...

В.И.Кармаэuн И.Г.Самоǔлов... 《国外金属矿选矿》 1964年10期 期刊

关键词: 化学选矿 / 选矿厂 / 加工厂 / 矿泥

下载(30)| 被引(0)

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