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- 微型數字式PH/mv計的研製The Dcvelopmcnt of Micro-Digit PH/ mv Meter
- 數字式pH計digital pH meter
- 液晶顯示數字式pH計liquid crystal digital pH meter
- pH計研製與開發The Research of pH Meter
- 在線恆溫pH計的研究Research on On-line Constant Temperature pH Meter
- pH計測定的酸鹼滴定法acid-base titration with pH meter
- pH計在煙氣脫硫中的應用Application of pH Meter on the Desulphurization of Flue Gas
- 數字式digital
- 不計except
- 計入reckon in
- 用電荷耦合電路提高pH計測量準確度A new method to improve measuring accuracy of pH meter by charge coupled
- 計件by the job
- 液位計juice level gauge
- 硬度計sclerometer
- 計畫plan
- pH計在污水處理中的應用Application of the pH Meter in Dirty Water Processing
- 時計hour meter
- 事前計提基金advanced funding
- 用計maneuver
- 體重計batheroom scales
