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PURPOSE: To highly accurately measure EM life/wire temperature characteristics by measuring a resistance value and disconnection time of a wire for each temperature, calculating a temperature of the wire from the resistance value and a temperature coefficient of resistance which has been measured and ...
总局领导您好! 《压力管道定期检验规则-工业管道》(TSG D7005-2018)“表2.1”未明确指明每种管件(弯头、三通和异径管)的抽查比例,可否理解为弯头、三通和异径管总数满足抽检比例即可。烦请解答! 回复:三种管件之和。 特别声明:以上内容(如有图片或视频亦包括在内)为自媒体平台“网易号”用户上传并发布,本平台仅提...