furrow irrigation的例句大全

Principles outlined for furrow irrigation apply to related methods of irrigation.

简述的沟灌原理也适用于相近的灌水方法.

It can be used to determine the technical parameters of circular furrow irrigation with small tubes.

建立了小管出流环沟灌溉土壤水运动的数学模型和环沟内水流推进模型,并用数值法求解.

Extensive land leveling is often required because the topography must be smoother than for furrow irrigation.

由于畦灌的地形必须比沟灌的平坦,因此,常常需要大面积平整土地.

Not one person, killing several people, before full furrow irrigation.

一人的不够, 又连杀几人, 才把沟灌满.

A series of experiments about infiltration characteristics Bed Furrow Irrigation ( FBFI ) were carried out in laboratory.

通过试验研究覆膜侧 渗沟 灌的入渗特性,研究结果表明:覆膜灌水沟边坡系数及湿周对沟灌的入渗特性有明显影响.

The pairing method and the plant analysis were adopted to study the effects of water penetrations in furrow irrigations with different water amounts on tiller growth and dry matter accumulation of directly sown rice in rice farming with furrow irrigation and conventional rice farming.

采用田间对比试验、植株分析方法，研究了相同畦宽（200cm）、不同灌水量的沟灌渗透栽培和常规淹水栽培对直播水稻茎蘖生长及干物质积累的影响。

The main problems of the bubbler irrigation applied in field crops are small water discharge, the big transection area of furrow and border.

将现有非充分灌溉技术研究成果应用于大田作物中，从作物耗水量、单产、产量要素、水分生产率、节水量与总效益等方面进行了综合评价。

A hydraulic mathematical model of furrow. irrigation with free draining end boundary was established by using the kinematic-wave method in this paper, and a good agreement between the model result and the field test was found.

本文利用运动波方法建立了自由排水沟尾边界的沟灌水力学数值计算模型，并与田间灌水试验结果进行了比较，一致性良好。

At the same time, we put forth a trial and error method to study the way to determine the rational combination of technical parameters for furrow irrigation under the conditions of free draining end boundary and blocked end boundary.

同时，本文提出一种试算方法来研究自由排水沟尾边界和挡水沟尾边界条件下确定灌水技术参数合理组合的途径。

Under the infiltration irrigation through shallow furrow, the poisonous substance in the soil is decreased, the growing vigor of root is increased, the white roots increase 32.62%, the black and yellow roots decrease 20.04% and 12.58%, respectively.

同时显著减少土壤中的还原物质，提高根系活力，使白根数量增加32.62%，黑根和黄根数量分别减少20.04%和12.58%；