According to the cross spectral analysis, there is a high coherence with high confidence at intervals of 11 years between the typhoon's MTCR and the sun spots.
South Korea in 2001 became a member of the MTCR, which bars the export of technology for missiles capable of carrying nuclear warheads over a range of more than 300km.
韓國於2001年成為MTCR成員國。該協議禁止出口能運載核*頭、*程超過300公里的導*技術。