sprinkler demand是什么意思

网络释义

用法例句

On the foundation of Permans’ method for reckoning rice water requirement,combines climate and terrain condition of Wuxue city and use “shallow flooding,water storage,moistening,drying”technique to calculate rices’ irrigation under irrigation planning guaranteed ratio.

在彭曼法推算水稻需水量的基础上,结合武穴市的气象、地形条件,用“浅、蓄、湿、晒”灌溉技术计算一定设计保证率的水稻灌溉定额。

Analysis of water requirement for urban ecological environment at present in Yinchuan;

银川市城市生态环境需水量现状分析

Present utilization situations of water resources in Yuncheng and water requirement prediction;

运城市水资源利用现状及需水量预测

Analysis on water requirement of vegetations of woodland and meadow in the Wulanchabu league under ecological environment;

水约束下乌兰察布盟林草植被的需水量分析

Preliminary study on urban eco-environmental water requirements;

城市生态环境需水量研究

Validity examination of simulated results of crop water requirements

作物需水量模拟计算结果有效性检验

Studies on ecological and environmental water demand of Jialingjiang River;

嘉陵江生态与环境需水量研究

Review of eco-environmental water demand;

生态环境需水量研究综述

Based on the method of neural network the relationship between the water demand ratio and the geometric and rheological characteristic parameters of fly ash was studied.

通过建立BP神经网络模型 ,处理了粉煤灰颗粒群特征参数 (比表面积、形状因子、分数维、烧失量 )和流变学参数 (屈服应力、塑性粘度等 )与其需水量比之间的关系 。

Effects of quality index,which are loss on ignition,SO_3,fineness and water demand ratio, on quality of fly ash are expatiated in this article.

　本文阐述了烧失量、SO3、细度和需水量比等品质指标对粉煤灰质量的影响。

Grade-Ⅰ fly ash has become an indispensable additive of low-strength and high-performance dam concrete,and its water demand ratio is an important quality index.

Ⅰ级粉煤灰已成为低标号高性能大坝混凝土的一种不可或缺的掺合料 ,粉煤灰的需水量比是其品质特征的一项重要指标。

Rice Water Requirement Forecast Based on BP Artificial Neural Networks and Irrigation Programming;

基于BP人工神经网络的水稻需水量预测及灌区灌溉制度研究

The Forecasting Model of Water Requirement in Whole Breeding Time of Paddy;

基于灰色两次拟合与残差修正的水稻需水量预测模型研究

The Appling Study on Prediction Method of the Water Requirement of Rice Based on Uncertain Analyse Theory in Jiangdong Irrigation Area;

基于不确定分析理论的水稻需水量预测方法在江东灌区的应用研究

But it takes a lot of water to grow rice.

但是，种水稻需要大量的水。

Rice Production and Utilization of Nitrogen Fertilizer Requirements for Preliminary Report

水稻生产氮肥需要量与利用率试验初报

Nitrogen Fertilizer Requirement and Utilization Ratio of Rice Production in the Cold Area

寒地水稻生产氮肥需要量与利用率研究

Analysis of Rice,Rice Water Characteristics and Water Management Practices

浅谈水稻、稻田需水特性及水层管理方法

Impacts of climate change on irrigation water requirements of rice:a case study of Gaoyou Irrigation Area,Jiangsu

气候变化对水稻灌溉需水量的影响——以高邮灌区为例

flooded rice

水稻,遭洪水的水稻

Relationship Between Paddy Soils Cadmium Pollution and Cadmium Content in Rice

水稻土镉污染与水稻镉含量相关性研究

Study on the Water Requirement of Paddy and Upland Rice and the Genetic Basis of Drought Tolerance at Reproductive Stage in Rice;

水、旱稻需水差异及后期抗旱性遗传研究

Water Requirement Rules and Water Use Efficiency of Rice under Different Water Treatments;

不同水分条件水稻需水规律及水分利用效率试验研究

An ample water supply is probably the greatest advantage of soil submergence for irrigated rice.

大量供水可能对灌溉水稻淹水土壤有很大好处。

Study on the Utilization of Water and Nitrogen and the N-Fertilizer Balance under Water Saving Irrigation;

节水灌溉水稻水氮利用与肥料氮量平衡研究

Effects of Soil Moisture on Water Utilization Characteristics of Rice(Oryza sativa)

不同土壤水分含量对水稻水分利用特征的影响

The Preliminary Research on Water Consumption,Quota of Irrigation and Drainage and Water Production Efficiency under Water-catching and Controllable Irrigation Technology of Rice

蓄水控灌模式下水稻耗水量及灌排定额初探

The methane emission peak of early rice appeared in young panicle differentiation stage of rice.

早稻甲烷排放峰值出现在水稻幼穗分化期，晚稻种稻期间甲烷排放通量在水稻分蘖盛期最大。

Effect of Phosphorus Mount on Yield and Benefit of Rice

不同施磷量对水稻产量和效益的影响