Results 71 to 80 of about 8,941 (121)

基于图像特征提取的低气压介质阻挡放电均匀性表征研究

open access: yesGaoya dianqi
近年来,介质阻挡放电(dielectric barrier discharge,DBD)的均匀放电模式在工业等领域具有较大的应用潜力。通过提取DBD放电图像的特征,提出了周向环差法和径向极差法两种方法对低气压DBD的放电均匀性进行判别,并利用极差值与环差值表征DBD放电均匀程度,给出了不同电压、频率、气压参数条件下DBD放电均匀性的演化规律,验证了周向环差法和径向极差法在评价DBD放电均匀性方面的适用性。结果表明:当周向DBD放电均匀性降低时,放电图像的环差值将显著升高;当径向DBD放电均匀性降低时 ...
杨昊   +5 more
doaj  

[Efficacy of intravenous thrombolysis beyond 4.5 to 24 hours in patients with isolated posterior circulation acute ischemic stroke]. [PDF]

open access: yesZhejiang Da Xue Xue Bao Yi Xue Ban
Wang J   +8 more
europepmc   +1 more source

[Comparison of effectiveness between endoscopic and microscopic anterior cervical discectomy and fusion]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Huang C   +9 more
europepmc   +1 more source

[Treatment of inferior pole patellar fractures with suture anchors and headless compression screws]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Wang J, Zhang W, Tian Z, Jiang Y, Yao Q.
europepmc   +1 more source

[Epidemiological characteristics of adult inpatients with diabetes-related chronic non-healing wounds in Hainan province]. [PDF]

open access: yesZhonghua Shao Shang Yu Chuang Mian Xiu Fu Za Zhi
Yao JL   +10 more
europepmc   +1 more source

Home - About - Disclaimer - Privacy