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physical and chemical indicators 理化指标 ; 物理化学指标
The physical chemical indicators relate to the abiotic environment of an ecosystem.
物理化学指标是检测生态系统的非生物环境的指标。
Chemical or biological indicators may also be used, but should not take the place of physical measurements.
化学或微生物指示剂可以使用，但不能代替物理检测。
Sensory tests before and after treatment with vinegar from the physical and chemical indicators conclusions.
从食醋处理前后的感官检验与理化指标得到结论。
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