Analytical services include potassium-argon age determinations , stable isotope ratio analyses , radiocarbon age determinations as well as other radiometric analyses .
分析包括钾-氩测年,稳定同位素丰度分析,放射性碳测年,以及其他放射性分析。
" Many of the radiocarbon dates for this period cover exactly the range that 's under debate , " amihai mazar says , chuckling wearily .