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东疆
    Analysis of Sandstorm in East Xinjiang
    东疆沙尘暴天气的分析
    4. 1992-2000, the degree of land-cover trended improvement obviously in the East Xinjiang.
    显著。 4.1992-2000年,东疆地表植被覆盖的程度改善趋势比较明显;
    CHARACTERISTICS OF METAMORPHISM IN THE HARLIK METAMORPHIC BELT,EAST XINJIANG,AND ITS TECTONIC ENVIRONMENT
    东疆哈尔里克变质地带变质作用特征及形成构造环境研究
    The Lacustrine sediment records of the Environmental changes since the Little Ice Age(LIA) in the northern parts of East xinjiang
    东疆北部地区小冰期环境特征的湖相沉积记录
    The precipitation increasing degree in the east Xinjiang is the biggest, gets to 17.42%. The humidity increasing degree in the South Xinjiang is the biggest, gets to 1.68%.
    东疆降水量增幅最大,增加了17.42%,南疆年平均湿度增幅最大,增加了1.68%;
    Second is the east Xinjiang, with the average zonal annual floating dust over 50 days.
    东疆棉区浮尘灾害次之 ,区域年平均浮尘日数在 50 d以上 ;
    Method of drainage sediments surveying is applied in geochemical exploration 1∶50 at jiabaishan of East Xinjiang. The sampling den sity is generally 5[(-)0(6)] points per square kilomter,in case of critical anomalyseci ons,8 points per square kilometer.
    东疆夹白山地区1z5万化探普查采用水系沉积物测量的方法,采样密度一般5~6 点/km2,重要区域异常和成矿有利地段采样密度为8 点/ km2. GPS定位,多点组合采样.
    The spatial and temporal distribution character of gale was analyzed using 39 years data from 1961 to 1999 at 90 weather stations in Xinjiang. The results are follow:(1)The gale occurrence is more frequently in north-western of North Xinjiang , East Xinjiang and west of South Xinjiang, most at Alashankou and Dabancheng, lest in the center of Zhunger Basin and the southern periphery of Tarim Basin.
    统计了1961~1999年39a新疆90个气象观测站的气表—1资料,给出新疆大风的时空分布特征,结果表明:(1)年平均大风日数的高值区在北疆西北部、东疆和南疆西部,阿拉山口、达坂城大风最多,准噶尔盆地中心、塔里木盆地南缘最少。
    Based on the observation data collected by 77 hydrologic and meteorological stations in Xinjiang, the analyzed results show that the air temperature in Xinjiang has increased in recent 50 years, and the average increase amplitude is 0.27 ℃. 10·a -1 . The average annual temperature has obviously increased since 1987 than that before 1986, especially the increase amplitudes are as high as 0.6~1.6 ℃ in the western and northern parts of north Xinjiang and in east Xinjiang.
    结果表明 ,新疆近 5 0a来的气温呈上升趋势 ,平均增长率为 0 .2 7℃·10a-1.1987年以后的平均气温较 1986年以前有明显升高 ,尤其是北疆西部、北部和东疆地区增幅较大 ,达 0 .6~ 1.6℃ .
    the northwestern part west of 100E can be called transitional zone from dry and-warm type into humid and warm one, of them the Hexi corridor and East Xinjiang Basin started to change in the early 1970s while the mountain region, oasis, and desert in northern Xinjiang started to change around the mid 1980s.
    东经 10 0°以西的西北地区 ,则由干暖型向湿暖型转变 :河西走廊和东疆盆地转型的时间发生在 2 0世纪 70年代初 ,北疆山地绿洲荒漠地区转型的时间发生 2 0世纪 80年代中期前后。
    in east Xinjiang, the vegetation coverage is stable in the oases with high vegetation coverage but changes obviously in the regions with low vegetation coverage;
    东疆地区绿洲与高覆盖度植被稳定,低覆盖度植被变化幅度相对较大;
    The result indicates that the land utilization of Uygur,Xinjiang Autonomous Region,can be divided into seven areas,which are respectively East Xinjiang, Northeast Junggar Basin,North Jungger Basin,the Ili river valley,North Tarim basin,West Tarim basin,and South Tarim Basin.
    它们分别是东疆区、准噶尔盆地南部区、准噶尔盆地西北部区、伊犁河谷、塔里木盆地北部区、塔里木盆地西部区、塔里木盆地南部区。
 

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