降雨强度

  • 网络rainfall intensity;precipitation intensity;maximum rainfall intensity
降雨强度降雨强度
  1. 特别在降雨强度0.79mm/min的情况,粉煤灰的减沙效应比较显著(70-80%)。

    This decreasing is obviously ( 70-80 % ) when rainfall intensity is 0.79mm/min .

  2. 降雨强度控制范围12.8mm/h~84mm/h,雨滴直径大小及其分布与自然降雨相似。有效降雨面积1.6m~2~8m~2,降雨均匀度均在80%以上,局部达到98%。

    Rainfall intensity control range from 12.8mm/h to 84.0mm / h , rainfall uniformity are above 80 % , partly achieve 98 % .

  3. 不同地表状况、降雨强度与坡度对径流水中K、Na、Ca、Mg流失量的影响

    Effects of Different Surface Conditions , Rainfall Intensities and Slopes on K , Na , Ca , Mg Losses in Runoff

  4. 3种PAM覆盖度和对照下,降雨强度增大,侵蚀产沙量也增大。

    With rain intensity increased , erosion sediment increases for 3 PAM coverage and control .

  5. 基于我国部分地区降雨强度长期累计分布,计算了部分地区X波段信号传输的降雨衰耗。

    Based on long-term add-up distributing of rain drop intensity in part areas of our country , the rain attenuation of X-band signal transmitting is computed .

  6. 主要内容包括与土壤流失关系密切的降雨量(P)、降雨强度(I)等降雨特征参数的等级划分和时间分配规律;

    The study calculated rainfall character in relation with soil erosion such as precipitation ( P ), rainfall intensity ( I ) and so on . Their class differentiation and time distribution regular were studied ;

  7. 随着模拟降雨强度的增大,A3钢的腐蚀速率和冲刷量增大。

    The corrosion rate and runoff quantity of A3 steel increase with intensity of simulated rain increasing .

  8. 降雨量一定时,随着降雨强度的增加,特定带型的R(fr)减小,Xm、Xn减小,M减小;

    In certain rainfall , following the increase of rainfall intensity , the R_ ( fr ) of special strip pattern was decreasing , X_m , X_n and M was decreasing ;

  9. 土壤水分含量高、降雨强度大时,在降雨历时1h前后即有管流出现。

    The pipe flow will appear when the duration of rainfall exceeds 1 hour , if the soil water content and the rainfall intensity are high .

  10. 神经网络模拟采用三层前馈网络模型,输入层有3个结点,分别代表30min降雨强度、降雨历时和降雨量,表示冲刷外因。

    The model 's first layer consists of 3 nodes , respectively representing the 30 minutes raining intensity , duration , and volume as the external factors .

  11. 土壤速效磷较难以随水迁移,一年的降雨强度只能使少部分磷素迁移20cm以上。

    Soil available P could not be readily transferred by water . For example , only small portion of P was transferred further than 20 cm by one year precipitation .

  12. 在降雨强度为50mm/h的条件下,在降雨10min后,在坡面初步形成细沟时,用电解质脉冲法对4种坡度的水流速度进行了测量。

    Four types flow velocity are measured using electrolyte pulse method while rills are formed at slope , and when it rain for 10 minutes with intensity of 50 mm / h.

  13. 降雨量和平均降雨强度两因子对土壤侵蚀量影响不显著,土壤侵蚀量与地表径流深在封禁期前4a内能建立回归方程。

    A regression equation for the relationship between runoff depth and rainfall amount was established , and the critical rainfall amount that can induce runoff was found to be 15.85 mm . Rainfall amount and mean rainfall intensity did not significantly influence soil erosion amount .

  14. 采用的降雨强度为:20,40,56mm·h-1。结果表明,新型测量方法和仪器可以很好地测量坡面土壤入渗性能的全过程,并且具有省水、省工、操作方便的特点,且测量精度高。

    Three rainfall intensities were 20,40,56 mm h-1 . The results indicated that the new method and apparatus measured soil infiltration could be well measured the processes of soil infiltration on slope , with many good qualities such as water-saving , laborsaving , easy operation , and high measuring definition .

  15. 对1980年9月至2003年9月共24a来影响广西的14次东风波天气过程,从其降雨强度、形成特征等作出了统计分析,并从中找出东风波影响广西的预报参考点。

    A statistical analysis of the 14 easterlies weather processes affecting Guangxi in the 24 years from Sep. 1980 to Sep. 2003 is made from the aspects of precipitation strength and formation characteristics , seeking for the reference points in forecasting the influence of easterlies on Guangxi .

  16. 极大熵准则在降雨强度-历时-频率模型参数估计中的应用

    Maximum Entropy Criterion Applied in Parameter Estimation of Rainfall IDF Models

  17. 初始产流时间很大程度上是由降雨强度决定的;

    The initial time producing runoff depended on rainfall intensity .

  18. 不同降雨强度下岩体边坡的渗流场分析

    The analysis of seepage field in rock slope under different rainfall degrees

  19. 草坪盖度和降雨强度对产流、产沙的影响比较显著。

    The lawn coverage and rainfall intensity significantly influence runoff and sediment .

  20. 在降雨强度不变的情况下,污染物负荷率接近常量。

    And an approximately constant mass loading rate for a set rainfall intensity .

  21. 雾化水流溅水区降雨强度分布探讨

    Rain intensity distribution in splash region of atomized flow

  22. 随着降雨强度的增大,降雨订正系数呈下降趋势。

    K decreases with the increase of rainfall intensity .

  23. 利用地基微波辐射计探测降雨强度的方法研究

    Detecting the Intensity of Rainfall by Ground Microwave Radiometer

  24. 在此基础上,探讨了区域性滑坡发生的临界降雨量和降雨强度阀值。

    The threshold values of critical rainfall and critical rainfall intensity are discussed .

  25. 挑流泄洪雾化降雨强度的模糊综合评判预报

    Fuzzy Synthetic Evaluation Prediction For Atomized-rain of Jet Overflow

  26. 在降雨强度不大但连续降雨过程中,地质灾害具有一定的滞后效应;

    For sustained rainfall , geo-hazards have the hysteresis action with small rain-intensity .

  27. 降雨强度对紫色土坡耕地养分流失的影响

    Effect of Rain Intensity on Nutrient Losses from Sloping Land of Purple Soil

  28. 土壤初始含水率和降雨强度对黏黄土入渗性能的影响

    Effects of initial soil water content and rainfall intensity on Loess infiltration capacity

  29. 应用特性系数法求算长时段最大概率降雨强度

    Evaluating the Probability Strength of Maximum Precipitation for Long Periods Using Characteristic Coefficient Method

  30. 在测定较小雨量时效果较好,但在降雨强度较大或降水时间较长时,误差大,易出故障。

    It can achieve good results when used in the measurement of small-scale rainfall .