论文部分内容阅读
编辑同志: 自从工作用玻璃液体温度计检定规程(JJG138-84)颁布后,对于其中规定辅助温度计改为放在露出液柱下部1/4位置的问题,有些同志来信询问其原因。为此,我借<计量信箱>栏对此问题作些解释和回答。工作用玻璃液体温度计检定规程(JJG130-84)中第10.3.1条规定:全浸温度计露出液柱不得大干15mm。全浸温度计在特殊情况下局浸检定时,其示值应根据下式进行修正: △T=KN(T-T_1)式中:△T-露出液柱的温度修正值;
Comrade comrades: Since the promulgation of the glass liquid thermometer test code (JJG138-84) for work, some comrades have been asked to ask why the auxiliary thermometer has been changed to reveal the lower 1/4 of the liquid column. For this purpose, I will explain and answer this question by means of . Working glass liquid thermometer test procedures (JJG130-84) Article 10.3.1 states: full immersion thermometer exposed liquid column shall not dry 15mm. Immersion thermometer immersion test in special circumstances, the indication should be based on the following correction: △ T = KN (T-T_1) where: △ T-exposed liquid column temperature correction;