Fourthly, Application economy benefit of NUBEP integrating experimental results and related datum has been appraised. It is the first time that NUBEP has been applied to purify environment in domestic animal field in China. NUBEP can remove malodor of dejecta ,reduce nocuousness gas,enhance production of livestock and effect of manure ,and so on..

本文將NU生物酶制劑引入蛋雞場用于凈化環(huán)境欧美人群三人交视频免费，在中國還是第一次，由于其有糞便除臭538无码视频在线观看免费、降低有害氣體濃度高清日韩精品更新AV、提高畜禽的生產(chǎn)性能、提高肥效等作用中文自拍日韩在线播放网站免费，對提高蛋雞場的生產(chǎn)性能和改善蛋雞場環(huán)境帶來積極影響啊啊啊嗯爽网站。

It can stop suspicious nocuousness information and avoid the attack of Trojan.

以此可以阻止懷疑的網(wǎng)段有害信息和防止木馬攻擊。

During coal's utilized, nocuousness matter expels into environment through all kings of method and works serious environmental pollution.

畢業(yè)學(xué)校：涉及隱私，隱去***畢業(yè)年份：涉及隱私国产精品无码无片在线播放，隱去

Mineral fuel is the primary energy source in the world today, thereinto coal resource holds in store more than 75 percent in the total energy source. During coal's utilized, nocuousness matter expels into environment through all kings of method and works serious environmental pollution. Desulphurization has become one of primary objects of cleaning coal. At present, there are some primary problems of removing sulfur from coal. It is the size of coal is too small, the time of removing sulfur is too long, the technology is too complicated and the investment is much expensive etal.

中文題名燃煤微生物預(yù)處理浮選脫硫的試驗研究副題名外文題名 Study on microbial pretreatment and floatation desulphurization in coal 論文作者周志付導(dǎo)師王英敏魏德洲教授學(xué)科專業(yè)安全技術(shù)及工程研究領(lǐng)域\研究方向?qū)W位級別博士學(xué)位授予單位東北大學(xué)學(xué)位授予日期2002 論文頁碼總數(shù)99頁關(guān)鍵詞燃煤微生物預(yù)處理－浮選脫硫煤炭脫硫館藏號BSLW /2003 /X701 /2 礦物燃料是當(dāng)今世界的主要能源黄色片黄色网站黄色片，其中煤炭資源蘊(yùn)藏量占總能源的75％以上，在煤的利用過程中黄色网络视频在线播放，有害物質(zhì)以各種方式排入周圍環(huán)境一级高清理论片免费大全，造成了嚴(yán)重的環(huán)境污染，因此脫硫已成為潔凈煤技術(shù)的主要目標(biāo)之一精品一区综合，而目前煤中硫的脫除存在的主要問題是：煤粉太細(xì)在线黄片av播放，脫硫時間長、技術(shù)復(fù)雜老女老肥熟国产在线视频，投入費(fèi)用太高等午夜情深一级大黄片视频。