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主要讨论了激光束、电子束相变硬化时不同的热吸收过程，并就影响热循环过程的热流密度函数对相变硬化的效果进行了分析。还比较了两种处理方法的特点，介绍了它们与常规方法相比的优点，从而说明了由于激光束、电子束相变硬化具有各自独特的优点而得到迅速发展。
The different heat absorption processes of laser beam and electron beam hardening are discussed, and the effect of phase transformation hardening on heat flux density function which affects the thermal cycling process is analyzed. The characteristics of the two processing methods are also compared. The advantages of the two methods are compared. The advantages of the two methods are compared. The advantages of the two methods are compared, which shows that the rapid development of the laser beam and the electron beam hardening has its unique advantages.