查询词典 water supply

It uses a minimum supply of water and produces oxygen instead of toxic gases, which are the by-product of pesticides.

系统采用最低水量，可产生氧气，因而不存在杀虫剂释放有毒气体的问题。

The state sets the price, and since demand even at $500 per acre-foot greatly exceeds supply, water must be rationed.

价格是州政府定的，而且即使每英亩英尺500美元的价格也远远供不应求，水必须配给供应。

Experience in AHU, air compressor DI system, power supply system, chilled water system and etc.

熟悉空调，空压机，纯水，供电设备等设备及系统维修和保养5。

For the aim of saving energy and optimizing control of chilled systems, the performance of VWV systems and characteristics of control systems were analyzed based on the simulation. According to the characteristic of the monitored parameters and controlled variables in VWV systems, three online optimal control strategies were proposed and validated:(1) Optimal strategy for on/off control of chillers according to the ratio of secondary flow rate to primary flow rate.(2) Optimal strategy for the control of secondary pump according to value positions of auto-controlled AHU vales. And (3) Optimal strategy for supply chilled water temperature control of chillers according to valve positions of auto-controlled AHU valves and working status of secondary pump.

为达到节能和优化系统控制的目的，在楼宇空调水系统及其局部控制仿真分析的基础上，针对变流量系统监测点和可调参数较多的特点，提出并验证了3个实时优化控制方案：根据初级和二级冷谋水流量的比率，实时优化多台冷水机组的启／停控制；利用AHU自动控制水阀的阀位信息，实时优化二级水泵的控制；利用AHU自动控制水阀的阀位信息以及二级泵的工作状况，实时优化冷水机组出水温度的控制。

Nitrate content of amaranth and spinach was affected by supply nitrogen rate in soil mainly, the second was soil water content.

通过田间试验研究不同水氮管理对苋菜和菠菜的产量、水分利用效率及硝酸盐含量的影响。

We have an ample supply of water.

我们的水供应很充足。

In the our country, along with economy of high speed development, the supply and demand antinomy of water resources is increasingly outstanding.

摘 要：在我国，随着经济的高速发展，水资源的供需矛盾日益突出。

How Does an Artesian Well Keep Up Its Supply of Water?

一个自流井如何一直提供水？

Series 65 Radiator Supply Valves shall be installed where noted for water operating pressures ranging from 0 to 60psi.

系列65散热器供水阀应该安装在标注水工作压力范围在0至60psi的地方。

The hydrologic cycle,or water cycle,collects,purifies,and distributes the earth's fixed supply of water.

在水文循环，或水循环，收集，净化和分销，地球上的固定的供水量。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。