Has fully operational command of the language with only occasional unsystematic inaccuracies and inappropriacies . misunderstandings may occur in unfamiliar situations . handles complex detailed argumentation well 特别良好，能将英语应用自如，只是偶尔有不连接的错误和不恰当，在不了解的状况下怀疑也许能够涌现误会，可将复杂细节关键点的争论掌握的相当好。
8 very good user . has fully operational command of the language with only occasional unsystematic inaccuracies and inappropriacies . misunderstandings may occur in unfamiliar situations . handles complex detailed argumentation well 非常良好，能将英语运用自如，只是偶尔有不连接的错误和不恰当，在不熟悉的状况下可能出现误解，可将复杂细节的争论掌握的相当好。
8 very good user . has fully operational command of the language with only occasional unsystematic inaccuracies and inappropriaciesac . misunderstandings may occur in unfamiliar situations . handles complex detailed argumentation well 非常良好，能将英语运用自如，只是偶尔有不连接的错误和不恰当，在不熟悉的状况下可能出现误解，可将复杂细节的争论掌握的相当好。
8 very good user . has fully operational command of the language with only occasional unsystematic inaccuracies and inappropriacies . misunderstandings may occur in unfamiliar situations . handles complex detailed argumentation well 8分表示参考者成绩非常良好，能将英语运用自如。只是偶尔有不连接的错误和不恰当的理解，在不熟悉的状况下可能出现误解，但可将复杂细节的争论掌握得相当好。
First , the bright dot character of bubbles image was extracted , and then the bright dots were thicken . the unconnected objects kept unconnected and the increased pixels should not overstep the boundary of original bubbles during the thicken process . the thicken process was stopped when the bright dots do not increase pixels , and then the segmentation image was obtained ( 4 )提出了一种用于识别重叠或粘连气泡的形态学新算法，该算法首先获取气泡的的亮点特征;然后对每个亮点进行加厚处理，即在每个亮点外部不断增加像素，但必须同时保证所增加的像素既不会导致原来不连接的对象成为8一连接，又不会超出原填充图像中相对应气泡的边界，重复上述加厚过程，直到每个亮点已不再被加厚为止，就得到气泡的分割图像。
