In the HFIHG process, the titanium alloys were immerged in the solution of Ca and P ions and heated by high frequency induction current.

• 这一温度梯度由钛合金基体表面向外逐渐降低,使基体表面形成了有利于钙磷沉积的热力学条件,从而使钙磷生物陶瓷能够在基体表面生长并形成涂层。