英语翻译There must be suitable marked (phase taped)where 3 and 4
英语翻译
There must be suitable marked (phase taped)where 3 and 4 conductor colour coded cables are used where the required conductor markings differ from standard 3 phase 3 and 4 wire cables.
越翻越糊涂拉,你能理出一句话来,也算佩服了