ST 3000系列包括绝对压强、压差、表压、凸缘架、高温表和内线表态传感器。

The ST 3000 series includes absolute-pressure, differential-pressure, gauge-pressure, flange-mount, high-temperature gauge and in-line gauge pressure transmitters.

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And you can find these compressibility factors in tables. If you want to know the compressibility factors for water, for steam, at a certain pressure and temperature, you go to a table and you find it.

各种气体的压缩系数,想知道水或者水蒸气,在某个温度和压强下的，压缩系数，查表就行了，这是实际气体状态方程的。

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