When heterotrophic bacteria were washed out while autotrophic bacteria were accumulated, the sludge mainly was bacilliform floccule, but the sludge was petallike when the steady nitrification was set up and part nitrogen removal function was reached. The lack of organic carbon source made autotrophic bacterium become the dominates and the microbial community structures become simple.

經(jīng)過成功啟動并穩(wěn)定運行后91在线视频看看，單級自養(yǎng)脫氮系統(tǒng)內(nèi)隨著反應(yīng)器內(nèi)有機碳源的減少黃色精品片免費看，系統(tǒng)中自養(yǎng)細(xì)菌在同異養(yǎng)細(xì)菌的競爭中逐漸占據(jù)優(yōu)勢地位，適應(yīng)能力較弱或?qū)τ袡C碳源量要求較高的異養(yǎng)細(xì)菌則被大量淘汰AV天堂久久天堂色，微生物群落結(jié)構(gòu)與接種污泥相比已變得簡單且較穩(wěn)定特级无码视频在线观看，種群多樣性降低。

Any of several South American woody shrubs or vines of the genus Bougainvillea having groups of three petallike, showy, variously colored bracts attached to the flowers.

九重葛一種九重葛屬南美洲木本灌本或藤本植物一级做a爰A片在线观看，三片花瓣形艷麗而顏色豐富的花苞附在花上

Results All focuses of infection lay in edge of liver,displaying sector sign,sector enhancement,separating enhancement,delayed enhancement and petallike sign were found in turn during arteral phase,venous phase and delayed phase by MR dynamic enhancement scanning.

結(jié)果 ①所有病灶均位于肝臟邊緣部分欧美第一黄站视频；②楔形征像；③在增強掃描的動脈期一级黄色毛片操逼的视频、靜脈期和延遲期分別依次出現(xiàn)楔形強化福利午夜在线、分隔狀強化和延遲強化、&花瓣&征男插女黄色视频免费网站。

Methods mri findings in 13 atypical hepatic abscess patients which were proven by pothology and clinical were retrospectively analysed.results all focuses of infection lay in edge of liver,displaying sector sign,sector enhancement,separating enhancement,delayed enhancement and petallike sign were found in turn during arteral phase,venous phase and delayed phase by mr dynamic enhancement scanning.conclusion the authors believed that the above mentioned are characteristic features of atypical hepatic abscess on low field of mr .

回顧性分析13例經(jīng)病理一级黄片一级黄片一级黄片一级黄片一级黄片、臨床證實為不典型肝膿腫的mri表現(xiàn)。結(jié)果①所有病灶均位于肝臟邊緣部分亚洲一区久欧美一区日韩；②楔形征像亚洲另类激情专区小说下载；③在增強掃描的動脈期、靜脈期和延遲期分別依次出現(xiàn)楔形強化插进去很舒服视频、分隔狀強化和延遲強化国产免费高清黄色视频网页、&花瓣&征男人和女人操逼网站。