Magnitude of drought is a quantitative target for describing one drought scale, and disaster degree of drought is a quantitative target for describing one social loss caused by drought.
干旱等级是描述一次干旱强度的定量指标,干旱灾度是描述一次干旱造成社会损失大小的定量指标。
The distribution and frequencies of drought in different degree were determined.
确定了不同程度的干旱在区域上的分布特征及其发生频率。
Root vigor was affected not only by the degree of soil drought but also by the duration of soil moisture.
苗木根系活力除了受土壤干旱协迫程度的影响之外,还受到干旱持续时间的影响。
The effect of roots growth and nutrient metabolism of winter wheat was studied under different degree of soil sustaining drought.
研究了不同程度土壤持续干旱对冬小麦根系生长及营养代谢的影响。
The impact of drought climate has the characteristics of long duration, wide range and severe disaster degree.
干旱气候的影响具有持续时间长、范围广、灾害程度重的特点,而干旱指标是衡量干旱气候的标准。
Under natural drought condition, the density of stomata increased, but relative opening degree of stomata decreased.
在自然干旱条件下,梨树叶片气孔密度增大,而气孔相对开张度却变小。
Cold and drought stress could increase the soluble sugar content, which related with degree and time of stress.
低温和干旱胁迫均导致可溶性糖含量上升,并随胁迫程度的加深和胁迫时间的延长而增加。
Natural factors are the main causes of drought and flooding disasters, human factors strengthen the degree of disasters.
造成旱涝灾害的因素以自然因素为主,人为因素加剧了灾害的严重程度。
The heavy agricultural drought areas of China do not match with the meteorological drought areas. The average drought degree over years in Hunan and Hubei province of a plenty of rain is also serious.
中国的农业重旱省区与气象干旱区不相吻合,雨水较丰的湖南、湖北两省单位耕地面积的多年平均受旱程度亦很严重。
Root vigor of the seedlings was affected not only by the degree of soil moisture, but also adapt the drought in short time and the root vigor had a high level.
苗木的根系活力不仅与土壤含水量有关,而且能在短时间内适应干旱,从而维持较高的根活力水平。
The output and saw area of grain in Jiangxi Province is mainly based on the serious degree and distribution of drought.
江西地区粮食作物的产量、面积变化主要取决于干旱的程度和分布。
The results showed that drought stress had a negative influence on seedling morphology and physiology to some degree, and there existed differences of maize landraces tolerant to drought stress.
结果表明,干旱胁迫对玉米地方品种幼苗植株形态和生理有程度不同的不利影响,不同玉米地方品种的耐旱性存在明显差异。
Magnetic separation of magnetic materials according to host drought-wet degree, divided into downstream, counter-current dry wet two kinds.
磁选主机根据磁选原料的干湿程度,分为顺流、逆流干湿两种。
Magnetic separation of magnetic materials according to host drought-wet degree, divided into downstream, counter-current dry wet two kinds.
磁选主机根据磁选原料的干湿程度,分为顺流、逆流干湿两种。
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