[Global disease burden of cervical cancer and the association of screening coverage with quality of disease management]. [PDF]
Sun C, Mustafe AA, Liu B, Ma Y, Lyu W.
europepmc +1 more source
[Study of heat steam induced skin damage prevention in robotic nipple-sparing mastectomy and immediate breast reconstruction using Da Vinci Robot]. [PDF]
Chen K, Lü P.
europepmc +1 more source
[Rare massive upper gastrointestinal bleeding: Three cases of Dieulafoy<b>'</b>s disease within diverticula of the descending duodenal and a literature review]. [PDF]
Zhao Q, Zhang J, Zhou Q, He Z, Li H.
europepmc +1 more source
[Efficient separation of gossypol from cotton kernels with copper mediated magnetic molecularly imprinted polymer]. [PDF]
Yang SL +5 more
europepmc +1 more source
[Orthodontic treatment strategies and considerations in adult patients with periodontal disease]. [PDF]
Feng G, Zhong W, Song J.
europepmc +1 more source
[Droplet freeze-thawing system based on solid surface vitrification and laser rewarming]. [PDF]
Zhu W +6 more
europepmc +1 more source
[Advancements in biomechanics and orthodontic strategies for clear aligner therapy]. [PDF]
Lei X, Jin F.
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[Microbial communities in extraradicular infections of post-treatment apical periodontitis without or with sinus tracts]. [PDF]
Tang R, Yang L, Nie J, Wang X.
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覆冰和雷击是造成青海地区输电线路故障的主要原因,为综合考虑雷击与覆冰耦合对线路电气性能的影响,提出了一种考虑覆冰因素的雷击风险评估方法。基于称重法建立了覆冰厚度计算模型,根据先导发展速度修正系数计算方法,利用电磁暂态分析软件(Electro Magnetic Transient Program,EMTP)中MODELS语言编写了覆冰绝缘子先导闪络判据模块。为精确计算线路绕击风险,建立了考虑雷电入射角和地形参数的改进电气几何模型。最后,结合风险阈值划分标准对杆塔进行逐基风险评估。结果表明:当覆冰厚度为 ...
张海平 +5 more
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