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- single crop coefficient method 分段单值法
- the crop water requirement accounted by the method of double crop coefficient was more close to the actual value compared with the method of single crop coefficient. 双作物系数法计算的作物需水量与单作物系数法计算的作物需水量相比,更接近实测值。
- Comparison of crop water requirements computed by single crop coefficient approach and dual crop coefficient approach 单作物系数法和双作物系数法计算作物需水量的比较研究
- The cultivation of a single crop on a farm or in a region or country. 单作在一个国家或地区内的农场上种植单一农作物
- Pasture is the most important single crop in British agriculture. 在英国农业中,牧草是最重要的一种作物。
- The unbalancing value was resolved with influence coefficient method. 利用影响系数法进行不平衡量的解算。
- But experts say no single crop will revolutionize farming in Africa. 但是专家表示没有哪种单独的农作物会对非洲农业产生重大的变革。
- Fields are small: nowhere are there endless acres given over to a single crop. 农田都比较狭小:那里看不到大片的土地被用来种植单一的农作物。
- Many kinds of approaches have been used for estimating crop evapotranspiration,here,we use crop coefficient approach recommended by FAO. 估算作物腾发速率的方法很多,本研究采用了联合国粮农组织推荐的作物系数法。
- Interelement absorption and enhancement effects are corrected by using the experience coefficient method. 用经验系数法进行元素间增强和吸收校正。
- The influence of creep on shrinkage stresses is taken into account by relaxation coefficient method. 采用松弛系数法对水泥砂浆徐变对地面收缩应力的影响做了修正。
- It is concluded that the Equivalent Penetration Coefficient Method is accurate, simple, and easy to be popularized. 应用表明,等效渗透系数法不仅具有足够的计算精度,而且还具备算法简单、易推广等优点。
- The crop coefficients from FAO-56 were amended by weather parameters. 对FAO-56推荐作物系数在数值和生育阶段进行了双重修正:采用气象数据对FAO-56推荐作物系数进行数值修正。
- Monoculture is mainly used in industrialized agriculture with many inputs of fossil fuels and chemicals to produce large amounts of a single crop. 单一,主要用于农业产业化与许多投入矿物燃料和化学品生产大量的单一作物。
- Taking Xianning city as a case, application of advanced entropic coefficient method to distribute basic farmland was discussed. 以湖北省咸宁市为例,对改进的熵权系数法在基本农田指标分解中的应用进行了探讨。
- With FAO irrigation and drainage series books 56th part Penman-Monteith formula, computation program of ET0 had been developed about day and month as time unit, and ET value would be known while giving crop coefficient Kc. 运用FAO灌溉排水丛书第56 分册提供的Penman-Monteith公式,编制了以日和月为时间单位的计算ET0 程序,通过调用Kc参数表,可计算出ET;
- The Creep coefficient method and the time-stress equivalence principle are used to investigate the creep behavior of plastic geogrids. 摘要运用蠕变系数法和时间-应力等效原理分析塑料土工格栅的蠕变行为。
- According to the dose coefficient method of ICRP,the problem of internal radiation dosage estimation has turned into how to estimate the intake. 国际辐射防护委员会)的剂量系数估算方法确立以来,内照射剂量估算的主要问题变成了如何估算摄入量的问题。
- Marginal loss coefficient method is a loss allocation method based on the principle of microeconomics and the assigned power flow solutions. 边际网损系数法是一种基于微观经济学原理和已知潮流解的网损分摊方法。
- This paper makes an important improvement to correlation coefficient method for 3-parameter Weibull distribution and then reduces its compute largely. 本文对确定威布尔分布三参数的相关系数法做了重要改进,使得计算量大为简化。