The development of a close flash point measuring instrument (electronic thermometer with digital indication) for penetrant is introduced.
介绍一种渗透液闭口闪点测量仪器——数码显示电子温度计的研制。
This paper introduces the development of close flash point instruments for penetrant, which is an electronic thermometer with data display.
本文介绍一种渗透液闭口闪点测量仪器的研制。
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