A process for treating the sludge generated by alumina sewage treating system incldues such steps as pumping the alumina sewage in sand depositing pool then in depositing pool, mixing the bottom sludge, the sewage from sand-water separator, and the regenerated water from filter to obtain backflush water, heating in desilicating heater, washing the secondary red mud to recover Na2O and Al2O3, anjd returning the washing liquid containing Na2O and Al2O3 back to the flow of production of alumina.

本發(fā)明公開了一種氧化鋁廢水處理系統(tǒng)的污泥處置新工藝久久精品黄色，它將氧化鋁廢水先進入沉砂池中進行沉砂處理后才進入沉淀池中，將虹吸泥機從沉淀池中吸出的底流污泥和砂水分離器分離出的污水以及將部分經(jīng)過濾器過濾后所得的再生水作為反沖洗水一起通過污泥泵送到脫硅加熱器中加熱得污泥熱水久久免费看A级毛片，然后將污泥熱水用于二赤泥洗滌沉降a日韩精品在线看，以回收赤泥附著的Na2O和Al2O3，將洗滌赤泥后含有Na2O和Al2O3的洗液送到氧化鋁生產(chǎn)流程中重新使用精品国偷自产在线不卡视频。

Hybrids of carbonate and terrigenous sediments Carbonate with terrigenous sediments are of characteristic from Emsian to Eifelian in stable shallow-sea faciesregion in Longmenshan area, and they can be classified evidently into hybrid Ⅰ and hybrid Ⅱ(Jingbaoshi-type). Type Ⅰ produced in mud shelf setting occupied hundreds of tempestite beds in which bottom cast免费黄色欧美、 hummocky cross bedding sandstones、 coquina were inter-beddded with shales that beared a great deal of verm traces快射视频网、 bioturbations久久是出精品、 benthic communities dominative of brachiopods. Type Ⅱ in sand-mud-marl shelf was characterized by high-energy foreshore sandbeach facies and shelly bank facies.

碳酸鹽與陸源碎屑混合沉積方面對微相、相特征美女美女大片黄a大片、旋回樣式91人妻久久久精品99系列、沉積機理研究表明，龍門山地區(qū)泥盆紀(jì)穩(wěn)定淺海相區(qū)Emsian期和Eifelian期混合沉積十分發(fā)育国产高清免费视频色拍拍，頗具特色日本丝袜高跟一区二区，明顯可以劃分為兩種類型：混積Ⅰ型，泥質(zhì)陸棚背景下發(fā)育風(fēng)暴沉積組構(gòu)婷婷五月综合色啪网站，幕式風(fēng)暴期產(chǎn)生具丘狀層理欧美特色A片在线观看网站、底流沖刷構(gòu)造的鈣質(zhì)砂巖、介殼巖来个能看的黄网，平息期則形成具大量蟲管和生物擾動的深灰色黄色视频制服网站、黃綠色頁巖及海百合莖灰?guī)r，腕足動物等大量繁盛国产成人精品一区二三区；混積Ⅱ型国产欧美日韩另类一区，砂泥灰質(zhì)陸棚背景下以發(fā)育高能前濱沙灘及生物介屑灘為特色，近濱至陸棚的砂泥灰互為混合又粗又黄又硬又爽的免费视频,，三者比例接近成品网站黄色网站高清，肉眼難以區(qū)別確切巖石類型。

The German Diu Crone, in which Gawain, rather than Perceval, achieves the Grail.

德國的底流科爾日本网页在线观看，里面是亞瑟王的圓桌武士之一加文麻豆AV免费看，而不是珀西法爾，獲得了圣杯啪啪啪日本黄色网。

The optimum process conditions of treating chromium-contained wastewater with low concentration and the optimum reflux rate of settled bottom stream of flocculate are obtained.

以長沙鉻鹽廠的含鉻廢水為試驗水樣一级黄片视频免费看，研究了用七水硫酸鐵亚洲黄色一级a片、亞硫酸氫鈉、鐵屑 3種還原劑達(dá)標(biāo)處理較低濃度含鉻廢水的適宜工藝條件和懸浮液絮凝體沉降底流的最佳回流率中文自拍日韩在线视频网站。

Based on the hydraulic model test, the trealment of shock wave in the design of spillway chute bend is proposed,and its effect is good.

在水工模型試驗基礎(chǔ)上国产国产精品偷在线观看，提出了在河岸式溢洪道彎道陡槽、底流消能設(shè)計中成人野外激情免费观看视频网站下载，處理泄流沖擊波的方法Aa一级片公司室，且效果良好。

The hydraulic characteristics of transverse axis vortex behind the sill of the dissipater are studied with the hydraulic test.

通過水力學(xué)試驗方法日本午夜片成年WWW，對跌坎式底流消能工坎后橫軸漩渦的水力特性進行了初步研究自拍av在线。

During this time the read clock will abruptly speed-up or slow-down to avoid an overflow or underflow condition.

在這段時間里讀時鐘會突然加速或慢下來，以避免溢流或底流的情況黄色片视频免费。

The underflow is led back into the filtrate tank and it is used in process again.

廢水旋流站組底流被返回過濾箱欧美操逼视频网站免费看，然后再被利用在工藝流程中。

The equipment provided in process are: jig sorting mainly to deal with overflow flotation, jigging in the coal and coal flotation tail mixed into the power plants, waste shipped to the Waste Dump, block coal jigging dehydration, floating Coal election at the end of filtration and hydraulic flow classification Desliming, dehydration through the belt to the Coal Wharf.

本設(shè)備所規(guī)定的工藝流程是：以跳汰選別為主日本A八性爱视频，浮選處理溢流国内外激情在线视频频，跳汰中煤和浮選尾煤混合入電站，矸石運向矸石山亚洲综合色图小说，跳汰塊精煤脫水欧洲性网站、浮選精煤過濾與水力分級底流脫泥、脫水通過皮帶運到精煤倉性欧美XXXX18HD视频。

The underflow is led direct onto the belt filter by gravity, the overflow is dropped back to the filtrate tank, however a part of its flow is led to the waste water hydro cyclone feed tank.

水力旋流站底流靠重力直接被排放到真空皮帶機1000部国产怕怕怕精品。