1.
Electrochemical Study of Pozzolanic Activity and Water Requirement Ratio of Fly Ash
粉煤灰火山灰活性与需水量比的电化学研究
2.
Research on Water Demand Ratio of Recycled Mortar as Technical Index for Recycled Fine Aggregate
再生细骨料采用需水量比作为技术指标的研究
3.
Determination of COD in Wastewater by Potassium Dichromate Colorimetric Method
重铬酸钾比色法测定水中化学需氧量
4.
Quantitative Analysis of Calculation Modeling for Crop Water Requirement in Plastic Tents
滴灌大棚茄子需水量计算模型的定量分析比较
5.
DETERMINATION OF COD_(Cr) IN LOW CONCENTRATION WASTEWATER WITH PHOTOELECTRIC COLORIMETRY
光电比色法测定低浓度废水的化学需氧量
6.
The total discharge amount of COD in the waste water is 14.065 million tons, 2.7% less than the previous year.
废水中化学需氧量（cod）排放总量1406.5万吨，比上年减少2.7%。
7.
Comparing Different Methods of Calculating Crop Water Requirement & Study on Limited Irrigation Forecasting;
作物需水量计算方法比较与非充分灌溉预报研究
8.
It turns out that upgrading the English of signs is more work than we had thought and takes considerable coordination.
但事实上，提高各种标识上的英语水平所需要做的工作比我们设想的要多，并且需要大量的协作。
9.
We need numerous drinking water.
我们需要大量的饮用水。
10.
isoline map of crop evapotranspiration
作物需水量等值线图
11.
biochemical oxygen demand meter for seawater
海水生化需氧量测定仪
12.
consumption level method of demand forecasting
需求量预测消费水平法
13.
Though hydroelectric power generation uses no fuel, the initial cost to build a hydro power station is significantly higher than the initial cost of an equivalent capacity base-load or peaking type thermal power plant.
尽管水力发电不需燃料,但建造水电站的费用要比建等容量基荷或填峰型火电厂的费用高得多。
14.
Ecological environment water requirement priority and ecological environment water demand in MinQin Basin
民勤盆地生态环境需水优先次序和需水量
15.
water requirement for normal consistency of cement paste
水泥净浆标准稠度需水量
16.
But it takes a lot of water to grow rice.
但是，种水稻需要大量的水。
17.
The Research about the Environmental Water Requirement of Small Watersheds Water and Electricity Exploitation;
小流域水电开发生态环境需水量研究
18.
Study on Water Demand Forecast in Water Supply Planning of TEDA;
开发区给水规划中需水量预测的研究