contamination是什么意思

网络释义

用法例句

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, Mssbauer 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。

Investigation on copolymerization of core-shell acrylate emulsion and stain resistance of latex coating;

核壳丙烯酸酯乳液的合成及其涂料耐沾污性研究

Study of Stain resistance for Exterior Wall Latex Coatings;

建筑外墙乳胶涂料的耐沾污性研究

The key factors affecting stain resistance of emulsion paint are analyzed.

对影响乳胶漆耐沾污性的几个因素进行了分析讨论,并进行了试验验证,最后提出了改善乳胶漆耐沾污性的建议。

This article has discussed the causes and influencing factors for film contamination of exterior emulsion coatings and compared the hydrophilic and hydrophobic mechanisum for improving the contamination resistance of exterior emulsion coatings.

分析了外墙乳胶漆涂膜被污染的主要原因及影响因素,比较了用于改善外墙乳胶漆耐沾污性的亲水性与疏水性理论,采用具有特殊功能的纯丙乳液,并在应用中调整工艺配方,研制出具有高耐沾污性的外墙乳胶漆。

The advantageous performances include weatherability,contamination resistance,chemicals resistance,flexibility,heat insulating and temperature lowering,suitable for the decoration of buildings in areas which is hot in summer and warm in winter and which is hot in summer an.

涂膜具有超群的耐候性,优异的耐沾污性,突出的耐化学品性,优异的柔韧性,极佳的隔热降温性能,适用于夏热冬暖、夏热冬冷地区建筑物的饰面涂装。

Using silicone modified acrylate emulsion and fluorine-containing emulsion as binder a heat-insulating coatings,which has the multifunction of contamination resistance,heat reflection and low heat conduction,has been developed.

利用有机硅改性丙烯酸酯乳液和含氟乳液为基料,制备耐沾污、具有热反射和低导热协同作用的隔热涂料。

make a spot or mark onto.

沾污一个污点或作标记。

smear so as to make dirty or stained.

为了弄脏或沾污而涂抹。

stain by smearing or daubing with a dirty substance.

被一些很脏的东西沾污。

Ruined the family's good name.

沾污了家族的好名声

accelerated soiling method

[地毯]快速沾污试验法

This silk spots easily.

这种丝织品容易沾污。

The brass surface must be free of contamination.

黄铜表面必须未经沾污。

alpha-contamination meter

α放射性沾污测量仪

The fabric will spot easily.

这种塑料很容易沾污。

mar or impair with a flaw.

由于瑕疵沾污或消弱。

To cover with black dirt or soot;begrime.

使积满污垢被黑色污垢或煤灰覆盖、弄脏、沾污

Don' t ink the piece of table cloth.

不要用墨水沾污这块桌布。

soil or stain with a splashed liquid.

用溅出的液体弄脏或沾污。

Stained with blood.

血染的被血弄脏或沾污的

light scattering coefficient

光散射系数（抗沾污性能测试）

When love turns into ust, money becomes the substitution.

当爱被沾污时，金钱成了代用品。

grimy hands, windows

沾满污垢的手、 窗户.

The dog was speckled with mud.

狗身上沾满了点点污泥。