单词	谱硬化
释义	谱硬化hardening， spectrum
随便看	pressure regulating valve pressure regulation pressure regulator pressure--regulator pressure regulators pressure regulator setpoint pressure regulator valve pressure, relative pressure relay pressure release pressure release device pressure release [soft] boundary pressure release valve pressure-release waveguide pressure relief pressure relief device pressure-relief device of arrester pressure relief system pressure relief terminal box pressure relief valve pressure-relief valve pressure relief vent pressure relieve valve pressure remanent magnetism pressure reservoir