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- portable pH meter 携带式pH计
- The total particulate matter (TPM) on Cambridge pad was extracted with CO-2 free water and the pH value of aqueous extraction was measured by pH meter. 捕集在剑桥滤片上的卷烟主流烟气粒相物用去CO2 的蒸馏水提取 ,用精密 pH值计测量水提取液的 pH值。
- This paper introduces a new method to raise the measuring precision of the pH meter which also is applicable to the DCV source with high resistance like the pH meter in theory. 从降低酸度计探头部分的系统误差、提高其测量精度的研究出发,提出了一种解决酸度计测量精度新的设计方法。 而且这一新方法从理论上讲也适用于解决pH计之类的高内阻直流电压信号源的测量精度这一难题。
- The device of rotating comprises a container, a lip of plural holes and a gas gate, a stirring bar and a magnetic stirrer and a pH probe connected to a pH meter. 每个搅拌溶出装置，包含一个样品搅拌容器、一个含洩气阀与多孔装置之密封盖、一固定支架、两个螺帽、一个培轮装置、一根搅拌棒、一颗搅拌磁石、一个磁搅拌器、一根酸碱值探针、以及一个酸碱值测定仪。
- This article presents the Characteristics and design thoughts of the Pre-amplifier of PH Meter,the application of the relevant techniques of EMC and the measures that used in the design. 介绍了PH计前置放大器的特点及其设计思想,阐述了电磁兼容相关技术的应用以及设计中所采取的措施。
- Determination of antibiotic in milk by PH meter PH计法检测牛奶中的抗生素
- Research on On-line Constant Temperature pH Meter 在线恒温pH计的研究
- acid-base titration with pH meter pH计测定的酸碱滴定法
- direct reading glass electrode pH meter 直读式玻璃电极pH计
- pH meter for simplified water-works 简易水道用pH计
- Examples are thermocouples, flow meters, load cells, pH meters，pressure gauges, control panels, and operator keyboards. 例如，热电偶，流量计，压力传感器，酸度计，压力表，控制面板，操作键盘。
- Bob tuned in his portable radio to a record show. 鲍伯收听手提收音机的唱片广播。
- Completely portable and very light weight. 便携式的，而且重量很轻。
- Portable telephones are very popular nowadays. 现今，移动电话非常普及。
- He found that little TV extremely portable. 他觉得那台小小的电视机携带极其方便。
- I bought my son a portable typewriter. 我给儿子买了一台手提式打字机。
- Application of Embedded SCM System in Subminiature pH Meter 嵌入式单片机系统在微型pH计中的应用
- The document had been typed on a small portable. 这份文件是用便携式打字机打的。
- Application of pH Meter on the Desulphurization of Flue Gas pH计在烟气脱硫中的应用
- The new portable computers are going like hot cakes. 新的便携式计算机卖得很快。
