Jenniskens estimated that the explosion took place 23 miles up-the number that best agreed with Chesley's track-and then worked out where along the line the surviving fragments would fall.
根据切斯利提供的数据,杰尼斯肯斯估测爆炸将发生在23英里高空,然后他计算出幸存碎片将坠落的位置。
2
The explosion occurred on Botnia’s transfer line for weak malodorous gases when the mill was started up after a 48-hour maintenance shutdown.