second operator中文什么意思

例句与用法

1. This check may be done by a second operator or by validated electronic means
   这个复核可以由另外一个操作人员执行或通过经验证的电子方式进行。
2. This is the second operator s construction project won by zhongxing s softswitch equipment after it clinched a deal in bidding for netcom s broadband telephone experimentation project in november 2001
   这是继2001年11月底中标中国网通宽带电话实验网工程项目以来，中兴通讯软交换产品获得的第二个运营商建设项目。
3. By the reason of characteristic on statistics of images , we gave a face searching and locating algorithm based on the second derivatives operator . we obtain the position of face by calculating the change of projection curve using the second operator
   该方法计算人脸在两个投影方向上的统计特征，使用二阶微商算子估计投影曲线斜率的变化，进而找出人脸的外接矩形，判断头部在图象中的位置。