Results 101 to 110 of about 386,854 (141)

尾流气泡探测光学系统

open access: yes, 2014
本发明提出了一种尾流气泡探测光学系统,包括片光源、前组透镜、后组透镜、后组透镜连接切换机构,片光源和前组透镜位于同一光路,后组透镜是多组,多组的 后组透镜通过切换机构进行切换,使一组后组透镜与前组透镜对应位于同一光路。本发明尾流气泡探测光学系统,能够完成10μm~500μm的分段拍摄,并能 ...
刘西站, 薛艳博, 王维, 何俊华
core  

[Clinical characteristics and influencing factors of routine pulmonary ventilation function in children with allergic rhinitis induced by house dust mites]. [PDF]

open access: yesZhongguo Dang Dai Er Ke Za Zhi
Zhuang SJ   +12 more
europepmc   +1 more source

[Conversion from Bricker to orthotopic neobladder: A case report]. [PDF]

open access: yesBeijing Da Xue Xue Bao Yi Xue Ban
Yang H   +7 more
europepmc   +1 more source

[Dynamic assessment of upper airway in obstructive sleep apnea patients with a focus on drug-induced sleep endoscopy]. [PDF]

open access: yesLin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi
Duan F, Zhang S, DU Y, Li T, Yan Y.
europepmc   +1 more source

[Perioperative outcomes and anesthetic management of pregnancy termination in patients with pulmonary hypertension]. [PDF]

open access: yesNan Fang Yi Ke Da Xue Xue Bao
Yang L   +7 more
europepmc   +1 more source

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