经过化极垂向一次导数和垂向二次导数的验证，吻合很好，说明浅部异常的可信度高。

The checks by the vertical first derivative and second derivative anomalies reduced to the pole show good coincidence, which proves the reliability of the shallow layer anomaly.

youdao

此次展览得到了中国技术市场协会的协助并得到了中华人名共和国科技部的批准，大大提高了本届展览的公信度。

It is also supported by the China Technology Market Association and approved by The Ministry of Science & Technology of the People's Republic of China which adds further credibility to the event.

youdao