But the technology is limited by the isotope contamination,large pore paths and channeling,it is difficult to determine injected-water volume accurately.
但是在注水井存在沾污、大孔道以及串槽等影响时,吸水面积确定比较困难。
The contamination of isotope is an important f ac tor that affects radioactivity isotope tracer injection profile logging, and the application of “GTP tiny ball without radioactivity” is an efficient way to e liminate contamination of isotope.
同位素沾污是影响放射性同位素示踪注水剖面测井的一个重要因素,采用“冷球”是减少同位素沾污的一种有效手段。
An isotope log of water injection profile is affected by many factors,specially the string contamination.
同位素注水剖面测井受多种因素 ,特别是管柱沾污的影响 ,使得测井资料质量差或根本无法解释。
Experimental study on combustion, fouling and slagging characteristics of black liquor coal water slurry;
黑液水煤浆的燃烧及沾污结渣特性试验研究
Effect of coal reburning and injected calcium on fouling and slagging characteristics in Shenhua coal combustion;
再燃、喷钙对燃烧神华煤炉内沾污结渣特性的影响
The mineral composition of typical coal combustion residues in China, including fly ash, bottom ash, slagging and fouling, were investigated by X\|ray diffraction, Mssbauer spectroscopy and scanning electron microscopy.
根据化学成分 ,可将燃煤固体产物分为硅铝质、铁质和钙质三组 ,硅铝质产物的结晶相主要为莫来石和石英 ,而结渣中基本为莫来石 ;铁质产物中主要矿物包括α Fe2 O3 、γ Fe2 O3 与Fe3 O4 ,其含量随锅炉燃烧温度的变化而变化 ;钙质产物中矿物种类复杂 ,飞灰中检出石灰、石膏和石英 ,沾污中检出石膏、赤铁矿和石英 ,而结渣中还发现钙的硅酸盐矿物。
Working Group on Abatement Techniques
减少污染技术工作组
In North America, many students help their schools make less pollution.
在北美，好多学生帮学校减少污染。
Everybody should make an effort to reduce pollution.
每个人都应为减少污染尽一份力。
Kitty: It is an editorial about cutting down on pollution.
凯蒂：这是一篇关于减少污染的社论。
Subsidies are better suited to encourage pollution control than pollution reduction.
津贴法尤其适用于鼓励污染控制而不是减少污染。
Some states require an ethanol-gas mixture to cut pollution.
有些州要求用酒精—汽油混合物以便减少污染。
This sort of recycle of waste materials is a way of reducing pollution.
这种废材料的循环使用是减少污染的一个途径。
ecay of air pollutants
空气污染物的逐渐减少
A: And fewer cars mea le pollution and fewer traffic jams.
私家车的减少意味着污染和交通堵塞的减少。
a major project to reduce pollution in our river
减少我们这条河污染的重大计划
The goal is to reduce the amount of pollution released into the atmosphere.
目的是为了减少排入大气的污染。
Experimental research on the reduction of pollution to process leather in vacuum condition
真空条件下减少制革污染的实验研究
The Technology for Reducing the Fluorin Pollution in the Drying Process of Guizhou Capsicum
贵州辣椒干燥过程中氟污减少染技术
Thus total "allowable" emissions of each pollutant must be reduced even though a new source is added.
因此，即使增加一个新污染源，每种污染物总“允许”排放量仍必须减少。
The report shows that some of North America's largest polluters reduced their pollution during this period.
北美地区一些最大的污染物制造者也减少了他们的污染物排放量。
The severe pollution of the city is caused by too much auto exhaust and the afforestation can reduce the air pollution.
城市污染严重是由于过多的汽车排放造成的,绿化能减少空气污染.
By summer, rainstorms break up the dust and help reduce pollution in the air.
到了夏天，暴风雨将会驱散沙尘，减少空气污染。
Sitting upstairs on a double-decker can reduce exposure.
坐在双层公车的上层也会减少接触污染的空气。