GB/T 5959.41-2019电热装置的安全第41部分:对电阻加热装置的特殊要求玻璃加热和熔化装置国家标准
英文:Safety in elcctroheating installations—Part 41: Particular requirements for resistance heating equipment—Heating and ...
英文:Safety in elcctroheating installations—Part 41: Particular requirements for resistance heating equipment—Heating and ...