Results 81 to 90 of about 1,301,360 (146)
目的研究水库消落带泥沙淤积层的水肥特性高程梯度分异可为水库科学管理提供依据。方法以三峡水库消落带为研究对象,采集典型坡面不同高程位置淤积泥沙分层样品,测试颗粒(黏粒、粉粒和砂粒)组成、养分物质(总有机碳、全氮和全磷)质量分数和质量含水率,对比分析消落带不同高程位置泥沙的水肥特性差异。结果1) 消落带淤积泥沙的颗粒较细,中值粒径为6.1~13.5 μm,平均值为8.7 μm,不同高程位置的泥沙中值粒径差异不显著(p>0.05)。淤积泥沙的颗粒组成以粉粒为主,平均体积分数为82.7 ...
何平生 +5 more
doaj
[Preparation and <i>in vitro</i> biological performance evaluation of tannic acid-Brushite <i>in situ</i> composite bone cement material]. [PDF]
Zeng C, Tang J, Li T, Gao W.
europepmc +1 more source
[Research progress on medial support augmentation techniques for proximal humeral fractures]. [PDF]
He P, Zheng Y, Kong L, Liu H, Chen H.
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[Effects of pedicled flap combined with membrane induction technique in repairing foot and ankle wounds in diabetic patients]. [PDF]
Guo XF +4 more
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本发明涉及生物能源领域,具体地说是一种生产生物油脂和生物柴油的方法,以海洋滩涂植物大米草为原料,采用酵母工程菌将大米草分步糖化发酵生产生物油脂和生物柴油。本发明是一种由海洋滩涂植物大米草经酸水解产糖后利用微生物中的酵母工程菌发酵转化为油脂或柴油的新工艺,该工艺产油率高、转化快,在变废为宝和环境保护等方面具有广阔的应用前景 ...
杨庆利 +6 more
core
[Mechanism of actions and reflections of Masquelet induced membrane technique in diabetic wound]. [PDF]
Tao K, Cao T, Shao LC.
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[Application of homemade antibiotic bone cement rod in tibial screw canal osteomyelitis]. [PDF]
Guo X, Xue M, Deng X, Huang Z, Bu F.
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DEVELOPMENT OF MECHANICS OF BIO-ADHESION AND BIOMIMETIC ADHESION
介绍了动物及昆虫黏附能力及黏附系统的实验研究,重点介绍了力学仿生动物及昆虫的黏附能力及黏附系统的研究工作.还简单介绍实验室仿生制备及仿生黏附潜在的用途 ...
陈少华, 苏爱嘉
core

