Strain Z-1 was an aerobe and its activity to convert keratin to soluble protein was promoted under sufficient aeration.

菌株Z-1是一種好氧菌先锋影音你懂的，供氧充足有利于它將羽毛角蛋白轉(zhuǎn)化為可溶性蛋白亚洲国产毛片在线看。

This thesis is to simulate three-dimensional gas-liquid two-phase flow in a new efficient aeration mixing tank, and to evaluate the performance of this equipment and to study the effects of operating parameters on volume fraction of the air phase in the tank by using commercial CFD software.

本文針對(duì)一種新型曝氣攪拌設(shè)備亚洲欧美另类专区，采用計(jì)算流體力學(xué)的方法用FLUENT軟件來模擬設(shè)備內(nèi)的氣－液兩相三維流動(dòng)場(chǎng)一级做a爱片久久毛片看看精品，評(píng)價(jià)該設(shè)備的性能人人爱人人看人人干人人操，考察設(shè)備內(nèi)的氣相分布情況隨著操作參數(shù)的變化規(guī)律肥老太操逼视频。

The mathematical model for predicting the hydraulic and aeration characteristics of aerator is established and the correction for the emergence angle of the jet is deduced.

一般對(duì)Fr＜7的低Fr數(shù)流動(dòng)情況，摻氣設(shè)施水力及摻氣特性與高Fr數(shù)流動(dòng)情況有顯著差別美国大黑屌啪啪视频，摻氣設(shè)施的設(shè)計(jì)也有其特點(diǎn)午夜看了可以高潮的免费视频。

Bathroom door had been disposed by moistureproof process before distribution. However, we still suggest customer to preserve aeration of bathroom in order to preventing transmutation due to the aquosity absorbed identity of wood product.

衛(wèi)生間門出廠時(shí)已做過防潮處理，但鑒于木制產(chǎn)品吸潮的特性国内麻豆视频，建議衛(wèi)生間應(yīng)經(jīng)常保持通風(fēng)狀態(tài)一级性生活A片，不可長(zhǎng)時(shí)間使木門處于潮濕的狀態(tài)，以免木門吸潮變形中文字幕91综合在线。

The optimal temperature of intermittent aeration mode SBBR one-stage autotrophic nitrogen removal system was 30℃.

在一定溫度范圍內(nèi)(不大于30℃)自偷自拍亚洲综合精品图片，溫度的升高有助于提高系統(tǒng)的NH4+轉(zhuǎn)化速率和脫氮效能。

The results showed that both continuous and intermittent aeration system could implement completely autotrophic nitrogen removal.

結(jié)果表明四虎成人影院在线播放视频，連續(xù)和間歇2種曝氣方式均可實(shí)現(xiàn)單級(jí)自養(yǎng)脫氮jizzjizz11，在進(jìn)水氨氮濃度為160 mg/L左右，溫度30℃±2℃亚洲韩国黄色网址，pH值7.8～8.2人人操操人人，HRT為2 d，DO為0.8～1.0 mg/L的條件下黄色网站在现免费观看，連續(xù)曝氣系統(tǒng)的氨氮轉(zhuǎn)化率和總氮去除率分別達(dá)到80%和70%秋霞手机在线视频观看。

By analysing the hidden dangers of gas-fired boiler room in system of burning,leak of gas and system of steam-water,the paper presents some safety measures considered during designing of blast shelter,gas pipeline,aeration and fire controlling of boiler room,and advanced some prevention measures to realize the safety run.

從燃燒系統(tǒng)、燃?xì)庑孤┡访谰肪啪?9久在免费线、汽—水系統(tǒng)三方面分析燃?xì)忮仩t房的安全隱患男人天堂网址网站，提出工程設(shè)計(jì)時(shí)在抗爆卸壓网站视频你懂得、燃?xì)夤艿兰巴L(fēng)與消防等方面應(yīng)考慮的安全措施，并提出了預(yù)防鍋爐房事故發(fā)生的值得注意的問

The soil structure is afferent mineral particles, which also influences drainage and aeration, and the retention of water by capillarity.

土壤結(jié)構(gòu)也受土壤質(zhì)地的影響91国在线国内，因?yàn)椴煌V物分子的不同體積會(huì)影響排水性和通氣性以及對(duì)土壤水分的保持能力国产激情视频网址。

The Institute of Design Refit but be accomplished on changing water ventilation style charge oxygen sealing off the luck fish device being to transport the live fish basis directly in the plastic bag, it can be on the march in the lower , relaxed condition fleetness field not loosening a plastic bag changing water aeration.

1達(dá)州職業(yè)技術(shù)學(xué)院，四川達(dá)州635001亚洲视频免费看；2中國(guó)農(nóng)業(yè)大學(xué)国产亚洲小电影在线播放，北京 100094）(宋體小5號(hào)居中)摘要：本研究所設(shè)計(jì)的換水換氣式充氧密封魚苗運(yùn)輸裝置是直接在塑料袋運(yùn)輸活魚基礎(chǔ)上改裝而成，它能在不松開塑料袋的條件下黄色网站免费查询，輕松快速地進(jìn)行換水換氣717电影网琪琪午夜理论。

The experiment individually focused on the velocity distribution of concentration ellipse shape represented in oxidation ditches existed in sewage treatment plants, and confirmed the rationality of aeration and the submersed flow driver power designed.

該試驗(yàn)在實(shí)際污水處理廠進(jìn)行，對(duì)采用同心橢圓型溝道的Orbal氧化溝的流速分布進(jìn)行了的測(cè)定黄色视频一级免费看，重點(diǎn)研究了Orbal氧化溝的水力流態(tài)特征欧美老妇网站，驗(yàn)證了曝氣及水下推動(dòng)設(shè)備功率配置的合理性。