查询词典 acidic

It shows that the PMAA shows excellent scale inhibition performances at a wide temperature range. It can exhibit good scale inhibition performances under the medium-acidic and alkalescence conditions, and it has good scale inhibition effect under the condition of high concentration.

实验表明，PMAA对温度有较宽的适应范围，在中酸性和弱碱性条件下能较好地发挥阻垢性能，在高浓缩倍数下亦有良好的阻垢效果。

The nitrate content was higher in stem than leaf in harvest anaphase, and higher in acidic soil than in alkali one.

在酸性土壤上莴笋中的硝酸盐含量高于碱性土壤。莴笋采收后期茎的硝酸盐含量高于叶片。

The contents of Ve in two lettuees were higher in leaf than in stem, higher in acidic soil than in alkali soil.

莴笋的Vc含量以叶片＞茎，且酸性土壤＞碱性土壤。

Alkalescence a flux, such as alkali metals and alkaline-earth metal, zinc oxide and most stain oxide or chromophores components are gender neutral, the principal is alumian oxide, sometimes hemaite and electrolyic, and so on are also included in this composition; acidic components of oxide for silica, phosphoric acid, zirconia, etc.

碱性成分为熔剂，如碱金属、碱土金属、氧化锌及多数的着色氧化物或发色基团；中性成分为两性氧化物，主体为氧化铝，有时将氧化铁和氧化锰等也列入此成分中；酸性成分中有代表性的氧化物为氧化硅、磷酸、氧化锆等

This study investigated not only the release of Cu,Zn at different pH values and at different grain-sizes from contaminated sediments by Cu,Zn sampled from alongshore water bodies north of Bohai Bay,but also the releasing kinetics of Cu,Zn under special acidic conditions.

以渤海湾北部海域沉积物为研究对象，分别经重金属Cu、Zn污染后，研究了在不同pH和不同粒度条件下Cu、Zn的释放能力，同时研究了在特定酸性条件下Cu、Zn的释放动力学。

Aluminum hydroxide is a typical secondary school gender hydroxide, both acidic and alkaline.

氢氧化铝是中学阶段典型的两性氢氧化物，兼有酸性和碱性。

In the process of producing ammonium phosphate, predicting the fluorine content of acidic ammonium phosphate slurry is very significant.

运用RBFN-CSR方法建立了酸性磷铵料浆浓缩过程中氟含量的预测模型，交叉验证表明，该模型具有较高的预测精度和良好的稳定性能，有一定的实际应用价值。

As an amphoteric metal, aluminium reacts both in the acidic and alkaline range, it is therefore important that, when formulating the coating, the pH value is in the 7 - 8 range.

作为一种两性金属，铝反应，无论是在酸性和碱性范围内，因此，这是重要的是，在制定涂料， pH值在7 -8范围内。

Bitter almond contains amygdalin and almond oil, amygdalin can be decomposed to benzaldehyde under acidic condition, benzaldehyde is one of the most widely used flavor in fragrance industry. Almond oil contains high contents of unsaturated fatty acids and VE, it is an advanced edible oil, also can be used in cosmetics materials.

苦杏仁含有2-4%的苦杏仁甙，苦杏仁甙在酶或酸的作用下水解后产生具有强烈的杏仁香气的苯甲醛—即苦杏仁精油的主要成分；另外，苦杏仁含有约50%左右的脂肪油，苦杏仁脂肪油含有大量不饱和脂肪酸以及VE，可直接作为高级食用油或高级化妆品的原料。

The activation energy of the reaction with solid super acidic catalyst is obviously lower than that of the reaction without catalyst, Sugesting that S2O8(superscript 2-)/TiO2-Al2O3 is the the effective catalyst of the synthesis of amyl acetate.

固体超强酸S2O82-/TiO2-Al2O3使反应活化能明显降低，是乙酸异戊酯合成的有效催化剂。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。