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- field water capacity 田间持水量
- Add water by hand, which can control the water capacity needed freely. 手动加水,用量自由掌握。
- COD and BOD5 of paddy field water in SIA were more than that in CIA. 污水灌区稻田水的COD和BOD5高于清灌区稻田水;
- The threshold of soil moisture is 15% (account for 60% of the field water holding capacity), at which the leaf-air temperature difference affects illumination intensity and transpiration rate. 小麦叶气温差对光照强度的反应以及对叶片蒸腾速率影响的土壤湿度阈值为15%25(占田间持水量的60%25左右)。
- China,because of its huge population,has less than a quarter of the world's average per capita water capacity. 对于我国,人口众多的国情造成了人均水资源拥有量不足世界平均水平四分之一的状况。
- Be aware of weather forecast and use of field water spray are the key tactics to mitigate the damage of foehn. 茶园寒害之因应策略包括选择适合之栽种区域及种植抗寒害品种,注意低温特报采取必要之防护;
- China, because of its huge population, has less than a quarter of the world's average per capita water capacity. 对于我国,人口众多的国情造成了人均水资源拥有量不足世界平均水平四分之一的状况。
- We introduce the maintypes,mechanism and predicting methods of inorganic scaling of field water. 概述了油田水无机结垢的主要类型、结垢机理及预测方法。
- The quantity of product a container can hold is determined by its water capacity and pressure rating. 容器的产品容量有它的水容积和额定压力来决定。
- Reinjection of gas field water is the best method for solving the polluting problem of the gas field water. 气田水回注是解决气田水对环境污染的有效途径。
- The critical soil water capacity was 9.78% when Starkrimson young apple trees needed irrigation. 对新红星苹果幼树灌溉的临界土壤含水量轻壤土为9.;78%25;
- The firebox is ripe for good combustion;the water capacity is high and the ventilation good. 火箱子能保证充分燃烧,水容量高,通风良好。
- The residues of 20% triazophos EC in rice field water, plant, rice shell and unpolished rice were determined by gas chromatography. 用气相色谱法测定了田间试验中20%25三唑磷乳油在稻田水、植株、土壤、稻壳和糙米中的残留。
- These save a lot for customers, such as chemical medicine, water, energy and waster water capacity. 为客户节约化学药品补充、用水量、能耗及废水处理的设置容量。
- This research has great theoretical significance in the study of the vadose field in gas field water and the origin of g... 对于相关的气田水渗流场和地下水成因的研究具有重要的理论意义。
- The antiscaling method of sealed drainage is proposed out by studying the gas field water components, scaling origin and scaling tendency. 通过对川南气田水水质、结垢成因、结垢趋势的研究,提出采用密闭排水防垢方法。
- This paper analyzes and summaries organic matters, organic acids and aromatic 3D fluorescent features of oil field water in Tarim basin. 塔里木盆地油田水具有复杂多变的有机地球化学特点,本文对其有机质、有机酸及三维荧光特征进行了分析和综合分类。
- Soil available water capacity (AWC) plays an important role in the evaluation of drought resistance of soil,planning and managing water resources and conducting irrigation. 土壤有效含水量(AWC)是评价土壤抗旱性、水资源规划和管理以及指导灌溉的重要依据。
- This paper presents the basic situation of rocky mountainous area in Northwest Guangxi and pilot projects of field water cellars there. 介绍桂西北大石山区基本情况,桂西北地头水柜试点情况,指出地头水柜试点工程存在的问题,并提出有关建议。
- The results showed that the porosity and water capacity of collagen sponges decrease by adding chitosan, increase by adding chondroitin sulfate, but no effect by heparin. 结果表明:添加壳聚糖后胶原海绵的孔隙率和吸水率下降,添加硫酸软骨素后上升,而添加肝素后无明显变化。