对于没有持续性记录的活动来说，实地观察法是一种非常有效的方法。持续的观察可以发现是否有不正确进入受限制区域的行为。
Observation is particularly important where there is no permanent record of activities –discrete observation can reveal whether there is improper access to a restricted area.
实时全息干涉法可以观察记录整个测试过程中条纹图的动态变化，传统相位提取算法只适合于静态干涉条纹图相位的提取。
Dynamic fringe pattern can be observed throughout the testing by real-time holographic interferometry, while the traditional method is only suitable for static fringe pattern in phase extracting.
方法应用消化培养法对人胎儿角膜缘上皮组织进行体外培养并观察记录培养细胞的生长特性；
Methods Human fetal limbal epithelial tissue was cultured in vitro by enzymatic digestion culture method and the morphological characteristics of cultured cells were recorded.
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