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首先,请允许作者在这里提一个问题,那就是:“我们从热量表持久性中可以获得什么益处?”同样,我们会问为什么有的人在买回热量表后还得另外花钱去保证它能在长期使用后仍保持其准确度?这是销售人员所鼓吹的技术痴迷,还是由一些客观原因所决定的呢?作者坚信过去几年发表的大量相
First of all, let’s ask the author here a question: “What are the benefits we can get from the calorific value of a heat meter?” Similarly, we ask why some people have to pay extra for the heat meter Does it retain its accuracy after long-term use? Is this a technical obsession promoted by sales people or is it determined by some objective reason? The author believes that the large number of phases published in the past few years