查询词典 acid precipitation

Acid precipitation is another important forest disturbance in China.

酸雨是我国森林生态系统健康的又一重要影响因子。

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。

In our country, the main factors that affect acid precipitation are the H+ and SO2 in the acidic matter.

对我国来说，对酸沉降产生影响的主要因素是大气降水中的H+和SO2。

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。

The existence of acid deposition or acid precipitation has been known for years. Only in recent years, however, has acid deposition been recognized as a problem.

酸性排泄物和酸性降落物的存在已被知晓了许多年，但仅在最近几年酸性排放物被认为是一个环境问题了。

The results indicated that the leaching of acid rain led to increasing of latent acid of soil in short time though amortizing of soil to acid precipitation.

许多研究认为，人为酸化的因素主要有大气污染引起的酸雨输入 [2、3] 和施入氮肥引起的硝化作用 [4、5] 两方面。

The economic loss is caculated in the south of the acid rain area and it is proved that economy is badly affected by the damage to the materials caused by acid precipitation.

在此基础上，本文进一步对南方酸雨区进行了估算，证明了酸沉降对材料的破坏对经济产生了严重的影响。

Then, acid precipitation method and chilled alcohol precipitation method were applied to extract sericin.

采用酸析法和低温乙醇沉淀法对粗粉末中的丝胶进行提取，结果表明：低温乙醇沉淀法的提取率较高，采用体积分数为75%的乙醇溶液提取率达到64%。

Two methods for the determination of magnesium in rare earth-magnesium middle alloy by EDTA titrimetry, i. e. oxalic acid precipitation and ammonium hydroxide precipitation, were studied.

研究了分别采用草酸和氢氧化铵沉淀分离稀土镁中间合金中的稀土，EDTA络合滴定法快速测定电解稀土镁中间合金中镁的两种方法。

The results indicated that the purity and immunoactivity varied according to different purification methods. IgG purified by caprylic acid precipitation plus ammonium sulfate precipitation is the best for further use with 98.05%purity and 1800 ratio activity.

结果表明，不同方法纯化的抗体其纯度和免疫学活性具有一定程度的差别，其中经辛酸+饱和硫酸铵沉淀纯化的抗体为最佳，凝胶扫描纯度为98.05%，比活性近1 800，为纯化前的6.8倍。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。