...管内的白细胞，如成熟DC和MΦ – 通过直接识别激活T细胞；间接识别激活T细胞 34 1）同种异型抗原的直接识别(Direct recognition)： 直接识别：不需要抗原的加工过程，受者T细胞直接 识别供者APC细胞表面完整的同种异型MHC分子。
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direct recognition receptors 直接识别受体
direct symbol recognition [计] 直接符号识别
Direct speech recognition 直接语音识别
direct and indirect recognition 直接和间接识别
direct fuzzy pattern recognition method 模糊模式识别直接法
A great quantity of information in the face image makes it improper to be used to direct recognition.
人脸图像的庞大信息量使其不适合于直接识别。
Objective To investigate the role of direct and indirect recognition in pig to man xenotransplantation.
目的探讨直接识别和间接识别在异种移植中的作用。
The experiment proves that the LPR system based on this algorithm shows a higher recognition rate and lower error recognition rate, and can find a direct application in practical LPR system.
实验证明，用该算法实现的车牌字符识别系统识别率高，误识率低，可直接用于实际的牌照自动识别系统。
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