Better sediment control has reduced the risks of flooding with a network of small DAMS helping store water for towns and for agriculture when rainfall is low.
泥沙控制力度的加大降低了洪水风险，而新建的小型大坝网络可以在降水量较低的情况下帮助集镇和农业储存用水。
Participants were randomly assigned to either use green tea every day, as a beverage or capsule, or be part of "control" groups that took placebo capsules, drank a low-catechin tea or downed water.
实验的参与者被随机分配到每天都服用绿茶饮料或胶囊制品的实验组和服用安慰剂胶囊和喝低儿茶素的茶或者更直接饮用水的控制组。
Flood control requires the reservoir maintain low levels of water to allow for the inflow of flood waters, while power generation requires high levels of water in the reservoir.
抵御洪水需要水库保持低水位运行，以容纳洪水的流入，而水库只有保持高水位才能满足发电的需要。
Low or high pressure switch - turns off control circuit when water pressure drops below a set minimum, or above a set maximum.
低压或高压开关- - -用于当水压降低到预先设置的最低值或超过预先设置的最高值时，切断控制电流。
Consider of water ecosystem protection and characteristics of ultrasonic technology, low frequency and low power ultrasonic especially suit to control algal growth in water body.
超声波的空化作用能够抑制藻类生长，从保护水体生态系统以及超声波技术本身的特点考虑，低频率、低功率的超声波更适合于水体抑藻应用。
In order to enhance automation and to design low price and performance reliable control systems for the miniature water works, the single-chip computer control system was adopted to control the work.
为提高小型水厂控制系统自动化程度，为了设计出价格低廉、性能可靠的小型水厂控制系统，本文尝试了用单片机控制系统来控制小型水厂的生产。
It has characteristics of good properties and low cost and was applied in some oilfields with the good effect of water control and oil increment.
该调堵剂具有性能好，成本低的特点，已在一些油田施工应用，取得较好的控水增油效果。
Control group was given continuous low flow oxygen, antibiotics, asthma and cough and phlegm and maintaining water and electrolyte acid-base balance and other conventional treatment.
对照组给予持续低流量吸氧、抗感染、平喘、止咳化痰及维持水电解质酸碱平衡等常规治疗。
Our company produce oil-water separator is a fine separation equipment, computer control, cost-effective, maintenance, low cost, is your ideal choice material.
我们公司生产的油水分离器是一款精密的分离设备，微机控制，性价比高，维修成本低，是您理想的选择材料。
The unit shall be equipped with control logic that shuts down all electricity to the heating elements in the event of no water or low water levels in the tank.
这种热水器应该配置控制逻辑电路，当出现无水或水位太低状况时，能够自动关闭加热元件的电源。
Is mainly the high-pressured water generator, the valve pipeline fitting, the automation control level is low, the experience are few.
主要是高压水发生器、阀门管路配件、自动化控制水平较低，经验较少。
An intelligent monitored control system, which apply the low-priced single chip microcomputer, is studied for the dipping water equipment using in the grain processing enterprises.
采用低成本的单片机作为控制系统，研制出一套用于粮食加工过程中着水装置的智能监控系统。
The system had the advantages of simple control, little peripheral, high performance and low price, which would meet the demands of the inverters using in fan and water pump.
本系统具有控制简单、外围电路较少、性能价格比高等优点，适合于风机、水泵用变频器的性能要求。
Widely used for high and low water level control and alarming for liquid tanks of ship, chemical and other industries equipments.
产品广泛适用于对船舰、化工及其它工业设备中舱柜内的液位进行两位式控制和报警。
GSA selective chemistry profile - control - water - shutoff - agent is mainly consisted of organic low molecular and crosslinking agent and stabilizer agent and bactericide.
GSA选择性化学调剖堵水剂主要由有机低分子、交联剂、稳定剂和杀菌剂等组成。
The high-pressure and low-pressure segments are divided into three control volumes, including the refrigerant inside tube, the tube wall and the fluid outside tube that is water or air.
系统的高、低压段被分成制冷剂侧、管壁、以及水或空气侧三个控制容积。
For a thermal power generating set, the automatic adjustment of water supply during operation under low load is always the bottleneck for the realization of full-scale water supply automatic control.
火力发电机组低负荷运行阶段的给水自动调节一直是实现全程给水自动控制的一个难点。
Throughout the growing season, low Rn and air temperature surpressed stand transpiration during spring. Such control of Rn persisted into summer when sufficient soil water was availiable.
从整个生长季来看，春季该林分蒸腾主要受太阳净辐射和大气温度的抑制，在夏季土壤水分充足时，太阳净辐射仍是控制沙地杨树人工林的蒸腾活动主要因子。
The results suggest that a reservoir with low vertical permeability and interlayer above the water oil contact would have good effect of water extraction and cone control.
研究表明，对于垂向渗透率较低、油水界面之上存在夹层的储集层，采水控锥效果显著。
The stepped low-pressurized water diversion system with parallel multi-holes in regulation tanks can reduce the pressure of the conduit and effectively simplify the control of the flow discharge.
在详细分析多孔并联分段低压输水系统水力特性的基础上，建立了这一输水系统的非恒定流控制方程以及关闸和不关闸条件下的保水堰边界条件。
Temperature control circuit, in the case of low water temperature, can cut off the drive power protection device, in the case of high water temperature, open the cooling fan cooling.
水温控制电路，能在水温低的情况下，能切断驱动电源保护装置，在水温高的情况下，开启散热风扇散热。
The experimental results show that the latex cement system has a good overall performance, including low loss water, less free fluid, thickening time easy to control, and good rheological property.
实验结果表明，该胶乳水泥浆体系具有良好的综合性能，失水量低、游离液少、稠化时间易于调控、流变性好等。
The magnetic control water valve has simple structure, low cost, and convenient installation, and is convenient for processing and producing on a large scale.
该磁控水阀结构简单，成本低，安装方便，便于大批 量加工生产。
The instrument control box with the function of high water temperature, low oil pressure and over speed alarm shut down etc, make the manipulate more convenient, simple and reliable.
有高水温、低油压、超转速报警停车等功能的仪表控制盒，使操作更加方便、简捷、可靠；
Characteristics: Electronic temperature-control circuit, real-time temperature numeral display, and low water level acoustooptic alarming device.
特点：电子控温电路，实时温度数码显示，低水位声光报警装置。
The Model 80 pneumatic regulator features control sensitivity of less than 0.1 "water column, very low consumption and high accuracy to maintain the set point regardless of supply pressure changes."
示范80气动调节功能，小于0.1“水柱，非常低的消费，控制精度高灵敏度，以维持设定点无论供应压力的变化。”
The invention discloses an inlet and outlet control valve of a solar water heater, which is simple in structure, low in cost, convenient to install and suitable for improving old solar water heaters.
本发明公开了一种结构简单、成本低、安装方便、适合旧太阳能热水器改 造的太阳能热水器进出水控制阀。
However, the water infrastructure is relatively backward and has exposed increasingly serious problems: 1 the general flood control capacity is low;
而水利基础设施建设相对落后的现状，已暴露出日益严重的水问题：一是总体防洪能力低；
However, the water infrastructure is relatively backward and has exposed increasingly serious problems: 1 the general flood control capacity is low;
而水利基础设施建设相对落后的现状，已暴露出日益严重的水问题：一是总体防洪能力低；
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