你曾怀疑过是由于不准确的车辆计数而导致低收入吗？（英文）
Have You Suspected Low Revenue Due to Inaccurate Vehicle Counts?

多年来，准确可靠的车辆计数信息对于停车场经营者来说是非常需要的。在过去三十年里,感应线圈探测器对于车辆检测已经被证明非常的可靠，但是线圈探测技术还不能够准确地统计紧跟着前车行驶的车辆，一般称为紧跟车辆。到目前为止，使用线圈探测技术提供准确的车辆计数还存在两个问题。

正文：

For many years accurate and dependable vehicle count information has been needed for managers who operate vehicle-parking systems. Over the past thirty years inductive loop detectors have proven very reliable for vehicle detection, but loop detector technology has not been capable of accurately counting closely spaced vehicles, commonly referred to as tailgating vehicles. Until this time loop detector technology has experienced two problems in providing accurate vehicle counts.
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