酸性

Catalytic activity can be improved by increasing the number of medium-strong acid site.

催化剂的使用寿命与催化剂酸性及结构有关。

As noted, a primary cause of acid precipitation is sulfur dioxide emissions.

正如所指明的，酸性降落物的主要原因是硫，二氧化物的排放。

The damage to materials caused by acidic matter in atmosphere is the main portion of the economic loss caused by acid precipitation.

大气中的酸性物质对暴露在大气中的材料的破坏是酸沉降经济损失中的重要部分。

Furthermore, acid precipitation erodes stone buildings and monuments.

更重要的是，酸性物质会腐蚀石质的建筑物和纪念碑。

The formation of the acid precipitation had correlation with the quality of atmosphere, tail gas of motor vehicles and soil quality together.

结果表明，长沙市的酸雨冬、春两季较为严重，酸性降水的形成与环境空气质量、机动车尾气、土壤性质等多种因素有关。

Acid deposition is a process that begins with the emission of SO^ or N0^.

酸性物质是一种以硫化物或氮化物的排放为过程而形成的物质。

In the acid medium, through using the stability of the BaSO4 colloid suspension, a turbidimetric method was established for the determination of trace sulfate radical in boric acid.

研究在酸性介质中，利用BaSO4胶体悬浮液的稳定性，通过光电浊度仪测定硼酸中微量硫酸根的方法。

L Siliceous soil - Soil composed of acid rock that are crystalline in nature.

l 硅酸土壤-由透明的酸性岩石组成的土壤。

Shy;Hard core, acid rock, and turn it up loud!!!

听硬核音乐，酸性摇滚，并且开足音量！！！

We now look at this rock is red, of course, not the blood of the ancient craftsmen, because Tiger is the acid rock rhyolite, its original stone is red.

我们现在看这块石头是红颜色的，当然不是古代工匠的鲜血，因为虎丘的岩质是酸性流纹岩，它的石质原本就是红色的。

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。