搜索 - 科创

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酸度计介绍PH计，是一种常用的仪器设备，主要用来精密测量液体介质的酸碱度值，配上相应的离子选择电极也可以测量离子电极电位MV值，广泛应用于工业、农业、科研、环保等领域。一、配制ph值标准溶液（1）蒸馏...

有一根1.3m长的厚壁镀锌管，直径20mm，壁厚6mm。运输途中弄弯了，弯曲了大约3度。是否有办法用设备把这个弯曲度尽量缩小，到小于1度以下？

忙中之余，还是挤挤了点点时间,在没有实物的条件下，用张纸在上边涂鸦涂鸦，出的 STC-AD采集中由于使用VCC作为电压基准带来的不便(数据飘阿飘),STC的 AD 采样转换公式为 (10位下):10...

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