砷
- 與 砷 相關(guān)的網(wǎng)絡(luò)例句 [注：此內(nèi)容來源于網(wǎng)絡(luò)真人版AV黄色网站，僅供參考]
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By leaching experiment in soil columns, the purification and migration characteristics of arsenic in loessial soil were stud-ied.
通過土柱淋濾試驗(yàn)国产一级一片免费播放网站，從動(dòng)態(tài)角度研究了黃土性土壤對(duì)砷的凈化作用及遷移規(guī)律9999热。
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There is representative meaning to researching the action of Cr and As in loessial soil.(3) By experiments the paper reveals purification mechanism and ability and its influencing factors of soil to Cr and As.
2分析了由于農(nóng)事和水事活動(dòng)所發(fā)生的土層入滲水中的污染元素人人操人人干综合网，確定了毒性強(qiáng)美日在线无码视频看看、數(shù)量大、易遷移的鉻国内a片在线视频、砷作為主要研究對(duì)象国产原创福利，研究其在黃土類土中的行為作用有代表性意義。
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The results indicate:1 The main action to purifying Cr in the loessial soil is that Cr changes into Crs.
3開展試驗(yàn)從靜態(tài)角度揭示土壤對(duì)鉻亚洲美女操逼视频一区二区、砷的凈化機(jī)制欧美又色又爽又黄的视频、凈化能力及影響因素。
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Between Cr and As have possibly promotion to absorption amounts in loessial soil.(6) Utilizing infiltration experiment of soil column, the results show that environmental capacity of Cr and As in loessial soil is 95.9kg/ha and 12.6kg/ha.
6在全面闡述土壤環(huán)境容量模型的基礎(chǔ)上久久思思热视频，用土柱淋濾試驗(yàn)方法研究首次得出了黃土類土中鉻、砷的土壤環(huán)境容量分別為95.9kg／ha和12.6kg／ha在线国产馆。
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By the infiltration test of soil column, the author concludes that Cr and As has the following migration patterns by dynamic researches. 1 The absorption and migration of Cr and As in loessial soil relate to content of mucilaginous grain.
4通過土柱淋濾試驗(yàn)无码高清性爱，從動(dòng)態(tài)角度研究得出鉻、砷在黃土中具有以下遷移規(guī)律及特點(diǎn)：①Cr国产福利在线观看、As在黃土中的吸附和遷移與土壤中的粘粒含量有關(guān)特级婬片欧美高清视频。
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Soil Science Department, Rothamsted Research, Harpenden, Hertfordshire AL5 2JQ, U.K., School of Earth and Space Science, University of Science and Technology of China, Hefei, Anhui 230026, China, and School of Biological Sciences, University of Aberdeen, Cruickshank Building, St. Machar Drive, Aberdeen, AB24 3UU, U.K.
在發(fā)表于8月1日出版的《環(huán)境科學(xué)與技術(shù)》的一篇論文中，英國(guó)洛桑研究所的趙方杰及其同事比較了淹水種植的水稻與旱作種植的水稻之間的砷水平国产亚洲日韩精品超碰，淹水種植水稻是南方國(guó)家最傳統(tǒng)的耕作方法久久成本大片免费播放，而旱作種植水稻則指的是不把水稻根部浸于水中的做法。
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It was shown that the atmosphere was changing from coal-burnt to petrol-burnt and organic pollution was serious in water, especially NH 3-N,BOD 5, Arsenide and Mercuride solid discharge was increasing year by year and the noise environment is getting better.
結(jié)果表明午夜a一级毛片视频网站在线免费观看，廣州市大氣環(huán)境污染已由煤煙型向石油型轉(zhuǎn)變亚洲免费视频在线播放；水環(huán)境中有機(jī)污染嚴(yán)重欧美偷拍视频xxxx，主要表現(xiàn)為氨氮、BOD5激情性爱国内自拍、砷化物和汞化物污染人人摸时时操天天爽人人插；固體垃圾產(chǎn)出量逐年增加；聲環(huán)境在逐步好轉(zhuǎn)
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The ore belongs to typical As and S bearing microgranular refractory gold ore.
肅北縣黑刺溝金礦屬礫巖型金礦视频一区二区男人的天堂国产大片免费，該礦礦石屬典型的含砷一级黃色视频一区二区三区、硫微細(xì)粒難選金礦石。
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Arsenic; TiO_2-pillared interlayer montmorilonite; Doped; Desorption; Regeneration
工程科技II一级aa片视频，工業(yè)通用技術(shù)及設(shè)備黄色视频在线观看aaaa级，工程基礎(chǔ)科學(xué)砷；鈦柱撐蒙脫石亚洲欧美国产色图；摻雜欧美黄色一级久久片；脫附；再生
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Because this method is simple,rapid and very sensitive,it can be applied to the determination of trace arsenic in Morchella .
該方法簡(jiǎn)單快速小www久久久，靈敏度高黄色网站男人天堂，可作為藥用真菌羊肚菌中微量砷的測(cè)定方法
- 推薦網(wǎng)絡(luò)例句
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And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.
47：5 法老對(duì)約瑟說，你父親和你弟兄們到你這里來了亚洲欧美裸体一级播放。
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Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.
提出了用測(cè)地線方程爽到高潮嗷嗷嗷叫视频软件、曲面上兩點(diǎn)間短程線來計(jì)算膜結(jié)構(gòu)曲面測(cè)地線的方法，同時(shí)自拍女生裸体自慰，采用測(cè)地線間垂線的中點(diǎn)連線和用無約束極值法進(jìn)行空間條狀曲面近似展開的分析国产专区双飞。
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Hey Big Raven, The individual lies dont matter anymore - its ALL a tissue of lies in support of...
嘿大烏鴉，個(gè)別謊言的事不要再-其所有的組織的謊言99reav.，在支持无码毛片视频在线看。