中文谷pH meter造句怎么写
- 造句
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Measure pH of the seawater by a pH meter. Measure salinity by a refractometer.
Scale, stop-clock, laboratory balance, thermometer, pH meter.
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Measure pH of the seawater by a pH meter. Measure salinity by a refractometer.
Scale, stop-clock, laboratory balance, thermometer, pH meter.
