- 偏轉(zhuǎn)pH計(jì)
- ph-meter ph: 計(jì);氫離子濃度測定儀;酸度計(jì)
- ph meter: ph計(jì),七離子計(jì),酸堿計(jì); ph計(jì),氫離子計(jì),酸堿計(jì); ph七離子計(jì); ph酸堿計(jì); ph值,酸度計(jì); 酸堿度表; 酸鹼值測試計(jì);氫離子計(jì)
- deflection meter: 撓度計(jì)
- digital ph meter: 數(shù)字ph計(jì)
- digital ph-meter: 數(shù)字ph計(jì); 數(shù)字式酸堿計(jì)
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