眼觀病變 的英文怎麼說
中文拼音 [yǎnguānbìngbiàn]
眼觀病變
英文
gross lesion-
The results of biological tests have demonstrated that allantoic fluid of the first passage virus did n ' t produce macroscopic pathogenic role to chicken embryos and after passaged for four times, gross lesions were observed in chicken embryo. the virus showed typical coronavirus under electron - microscope and it could n ' t form plaque in cef cells and could hemagglutinates chicken red blood cells after treatment with 1 % trypsin. to surprise, the virus replicated in cef cells also showed hemagglutination activity to chicken red blood cells. in addition, the spf chickens which inoculated with the virus isolated from the chicken damaged tissue showed clinical sign and grow lesion, but it ' s gross lesion did n ' t resemble to those of field outbreaks
生物學特性：雞胚尿囊液經離心、磷鎢酸負染后，電鏡觀察該病毒為典型的冠狀病毒；該毒株的第一代尿囊液對雞胚無肉眼可見的致病作用，當繼代到第5代后，胚體嚴重病變；病毒在雞胚中隨著接種時間的延長，其效價增高， 96h可達到48h的2倍；該毒株可在cef上生長，但不能形成明顯的蝕斑；經1胰酶處理后可凝集雞紅細胞；雞胚的第四代尿囊液病毒回歸動物體，病死雞腎臟呈典型的花斑腎，腺胃則未見肉眼可見的病變。The hemosiderin from the hemorrhage produces the grossly brown color
出血形成的血鐵黃素使病變肉眼觀察呈深棕色。The transparent nature of the eye makes the fundus images used routinely in ophthalmic practice for recording, diagnostic and follow - up purposes
利用電腦影像處理的技術加上不同濾波器的使用，可以準確且客觀地定量及分析眼底的病變參數，如動靜脈比，動靜脈交叉現象，出血區，滲出物區等。It is a common method to test eye ' s function in ophthalmology. its features are objective and uninjured. the locality of illness can be finded in the pathway from all layersof retina to cerebral cortex by this method
臨床視覺電生理學包括視網膜電圖、眼電圖、視覺誘發電位三個方面，是眼科視功能測試的常規手段，具有客觀性、無創性和對病變從視網膜各層至視皮層進行分層定位等特點。分享友人