Results the congenital retinal vascular anomalies were located at the posterior pole in 8 cases (10 eyes), and extended to peripheral retina in 1 case (2 eyes).
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2. 眼外肌缺如时ubm在眼球前部不能探测到眼外肌或仅能测及极薄的高回声。
In cases with the absence of extraocular muscle, only could a very thin reflective echo be detected at the ocular anterior segment by UBM.
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3. 可是，若两眼被侵犯，则阅读及近距工作变得极困难。
However, if the two have been violated, then reading and close work has become very difficult.
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4. 一种可旋转的二极扁插头，适用于交流电源两、三眼扁插孔插座。
The utility model relates to a rotary two-pole flat plug, suitable for a two-hole and three-hole flat jack socket using an AC power supply.
Q-switch erbium glass lasers have important application in eye-safe laser range finder. laser diode (LD) side-pumped erbium glass laser electro-optic Q-switch experiment is reported in this paper.
Q-switch erbium glass lasers have important application in eye-safe laser range finder. laser diode (LD) side-pumped erbium glass laser electro-optic Q-switch experiment is reported in this paper.
