Results 121 to 130 of about 925,111 (164)

基于人工湿地的循环水产养殖系统工艺设计及净化效能

open access: yes, 2006
该研究首次将复合垂直流人工湿地同池塘养殖结合,通过构建养殖-湿地生态系统,验证人工湿地对水产养殖用水和废水净化与回用的可行性。近9个月的新建人工湿地运行结果表明,水力负荷从313、469、625 mm/d增加到781mm/d,人工湿地对TSS、CODC r和BOD5去除率的变动范围分别为80.5%~82.9%、45.2%~64.2%和61.0%~77.0%,对NH4+-N、NO3--N、TN去除率的变动范围分别为51.5%~67.8%-、90.6%~40.0%和29.1%~68.6 ...
贺锋   +4 more
core  

自治式潜水器下水回收系统

open access: yes, 1993
本文介绍了作者研制的一个工作水深为1000米的自治式潜水器下水回收系统.该系统在没有专用母船的条件下 ...
王棣棠, 康守权
core  

[Research progress of the ULBP-NKG2D axis in autoimmune diseases]. [PDF]

open access: yesZhejiang Da Xue Xue Bao Yi Xue Ban
Ma J, Wu J, Jin Y.
europepmc   +1 more source

[Advances in application of hydrogels for treatment of osteonecrosis of the femoral head]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Han G, Li Q, Wang Q, Kang P.
europepmc   +1 more source

[Research progress on medial support augmentation techniques for proximal humeral fractures]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
He P, Zheng Y, Kong L, Liu H, Chen H.
europepmc   +1 more source

[A case of neonatal fatty acid oxidation disorder]. [PDF]

open access: yesZhongguo Dang Dai Er Ke Za Zhi
Deng LL   +4 more
europepmc   +1 more source

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