acid precipitation

基本解釋

Hence, it may be seen that the acid precipitation in southwest China is a potential problem to the local eco-environment.
因此，可以推斷：我國(guó)西南地區(qū)酸性降水可能對(duì)儅地土壤生態(tài)存在著潛在的危害。
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.
結(jié)果表明，雖然土壤對(duì)酸性降水的致酸作用具有一定的緩沖性能，但酸性降水仍能在短期內(nèi)導(dǎo)致土壤潛在酸增加；
The major problems such as lower recovery ratio of protein, lower yield and purity of finished products existed in the process of isolating soy protein by alkali extraction and acid precipitation.
大豆分離蛋白的堿浸提酸沉澱工藝，目前普遍存在蛋白質(zhì)廻收率低，分離蛋白成品得率低，純度低的問題。