During measuring total sulfur content in heavy oil using Coulumb instrument, the measured values were often on the low side.
用库仑仪测定重油中全硫含量时，测定值往往偏低。
The measuring instrument can improve the measuring accuracy of water content, and realizes continuous measurement of water content in oil well.
研制的仪器不但提高了测量精度，还实现了油井含水率以往难实现的连续测量。
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