The task comes from a real problem of water level controlled at Tang Gong Ta pump station, which is a water level controlling system for safe range between pool and electric moter.
本课题来自唐公塔泵站的液位联锁系统,该系统实现高位水池与二级泵站、低位水池与一级泵站间的液位控制连锁,以保证水池液位始终保持在规定的安全限度内。
Subsurface pipe drainage in drought-prone region is superior to surface drainage in draining off water and salt, controlling ground water-level, and increasing crop output, etc.
以明沟排水为对照,论述了内陆干旱重盐碱区暗管排水在排水排盐、控制地下水位、提高土壤脱盐效果及提高作物产量等方面的优越性。
The effects of deficit irrigation on plant yields, fruit properties of tomato were carried out at different level of soil water by controlling volume of irrigation.
通过控制每次灌水量的方法,将土壤的水分控制在不同的水平上,研究了亏缺灌溉对番茄产量形成和果实品质的影响。
PLC output signals directly control the motor speed, so as to achieve the purpose of controlling the water level.
PLC输出信号直接控制电机转速,从而达到控制水位的目的。
Properly controlling the water level of SG is very important in order to secure the sufficient cooling source of nuclear reactor and prevent the damage of turbine blades.
为确保堆芯的充分冷却和防止汽轮机叶片的损坏,将SG水位控制在合理的位置是十分重要的。
Based on the theory and method of mixed regressive model, the statistical correlative forecasting model of the DongShan's water level is got, it is the key level of controlling flood.
基于混合回归模型理论和方法建立了流域防洪重点控制站东山站水位统计相关预报模型。
Threshold analysis of water body eutrophication can provide scientific basis for controlling water bloom and defining pollutants rational control level.
水体富营养化阈值分析可为控制水华暴发,确定合理的污染物控制水平提供科学依据。
Threshold analysis of water body eutrophication can provide scientific basis for controlling water bloom and defining pollutants rational control level.
水体富营养化阈值分析可为控制水华暴发,确定合理的污染物控制水平提供科学依据。
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