Regulating the dose remains one of the biggest technical hurdles in FLASH. The ionization chambers used in standard radiotherapy can’t respond accurately when dose rates spike hundreds of times higher in a matter of microseconds. So researchers are developing new detector systems to precisely measure these bursts and keep pace with the extreme speed of FLASH delivery.
重点领域突破，发展动能全面提升，更多细节参见新收录的资料
。关于这个话题，新收录的资料提供了深入分析
In the recent case of Chris Kempczinski, the McDonald’s CEO and president, it’s the latter.。新收录的资料对此有专业解读
Тысячи гектаров леса сгорели зимой в российском регионеВ Приморье зимой выгорело более 12 тысяч гектаров леса и травы