末端淬透性试验
jominy test
end quench hardenability test
终端末端识别码
technicalterminal endpoint identifier
轨端淬火机
rail-end-hardening machine
分段淬火法
interpolation of contours
高频电流淬火法
hardening by high frequency current
金相试验淬火法测定
Quenching method of Metallographic trial