Business2TelephoneNumber

KnownPropertyList.Business2TelephoneNumber field

包含邮件用户营业地点的辅助电话号码。 区域:联系人属性 规范名称:PidTagBusiness2TelephoneNumber 别名:“PR_BUSINESS2_TELEPHONE_NUMBER, PR_BUSINESS2_TELEPHONE_NUMBER_A, PR_BUSINESS2_TELEPHONE_NUMBER_W, PR_OFFICE2_TELEPHONE_NUMBER, 0d_x

public static readonly PidTagPropertyDescriptor Business2TelephoneNumber;

也可以看看