pH的例句大全

The pH level correlated with the free ammonia ( FA) and free nitrous acid ( FNA) was the primary factor for the denitrification process.

PH值与废水中的游离氨（FA）和游离亚硝酸（FNA）的浓度相关，是影响脱氮的重要因素。PH值越高，越有利于碳氧化阶段氨氮吹脱效果；

The effects of the gel PH, the proportion of citric acid and nickelous nitrate on the products and combustion were studied. The mechanism of the reaction was discussed.

研究了溶胶-凝胶pH值、原料配比对产物的影响并对反应机理进行了初步探讨。

Relationship Between pH and Contents of Oxygen and Surface Oxygenous Acid Group of Carbon Black

炭黑的pH值与氧含量、表面酸性含氧基团含量的规律性

Methods 24 hour esophageal pH and manometric monitoring and polysomnography ( PSG) were performed in 18 patients with snoring, daytime sleepiness and acid reflux, heartburn and regurgitation.

方法18例有睡眠打鼾和反流症状的患者接受了昼夜食管pH和压力监测，并在夜间睡眠时与多导睡眠图（PSG）同步监测；

This system is used by a pharmacy factory to produce mycetozoan, the result is good. The PH value control error margin attains the ± 0.05, control the accuracy increases 100%, and it obtaines good and economic benefit.

该套系统投入到某制药厂多粘菌素生产后效果良好，PH值控制误差达到±0.05PH，控制精度提高100%，取得了良好的经济效益。

Effect of pH value on cathode current efficiency, dispersibility and so on was studied in this paper.

通过实验研究了溶液pH值对钾盐镀锌液的阴极电流效率、分散能力、镀锌层的外观的影响。

With the increase of pH, diversity of culturable bacterial has a decreasing trend.

细菌的多样性随着pH的增加而呈减少的趋势。

PH and Potential Sensitive Film of Polyaniline for the Use of Drug Release

pH及电位敏感的聚苯胺膜用于药物释放

The riddle is not how the egg whites turn dark brown and transparent, while the yolks go creamily soft and ash-colored; that's explained by the chemistry of a pH shift.

它的谜题不是蛋白如何变成透明深棕色、蛋黄如何变成灰色，如奶油般柔软——这是pH值变化所引起的化学反应。

There are many factors to influence desulfurization efficiency of wet process. In order to calculate and forecast desulfurization efficiency more exactly, carries out the regression analysis on some key factors, gets the relationship formula between desulfurization efficiency, liquid-gas ratio and PH value of serosity.

影响湿式石灰石石膏法脱硫效率的因素很多，为了更准确地计算和预测脱硫效率，对其中的几个关键因素进行了回归分析，并得出了脱硫效率与液气比和浆液pH值的数学关系式。

When he looked into the matter, he found three examples of direct copying of Ph. D. theses in the department.

当他深入调查此事时，他在机器工程系里发现了直接拷贝博士论文的三个例证。

Study on the intolerance ability of Lactobacillus acidophilus on pH and bile salt

嗜酸乳杆菌抗酸抗胆汁盐能力的研究

By studying the impact of the optimal absorption wavelength, the amount of xylenol orange, the amount of phenanthroline, the optimal pH and the amount of hexamethylenetetramine, we established a xylenol orange spectrophotometry of measuring lead. 2.

研究了最佳吸收波长，二甲酚橙的用量，邻二氮菲的用量，最佳pH及六次甲基四胺的用量等因素的影响，建立了测定铅的二甲酚橙分光光度法。

The results indicate that salt stress has little effect on the absorbency, pH, relative density, solid matter, water and Mg 2+ content of aloe.

结果表明，盐胁迫对芦荟全叶原汁的吸光度、pH值、相对密度、总固形物、水分含量和镁离子含量的影响较小，但对多糖和钙离子含量的影响较大。

Soils in all these 11 nurseries were alkalescent, pH values were around 7.5;

本次调查苗圃土壤都为碱性土，pH值在7.5左右；

Preparation of oxycellulose was studied with minicrystal cellulose using NaIO_4 as oxidant. The influences of reaction time, oxidant concentration, reaction temperature and pH of solution on the aldehyde group of oxycellulose were discussed.

以微晶纤维素为原料，高碘酸钠（NaIO4）作氧化剂制备了氧化纤维素，考察了反应时间、高碘酸钠与微晶纤维素投料比、反应温度和溶液pH等条件对醛基的影响；

The effect of ultrasonic irradiation with energy density of 0.05 W · mL-1 and thermal action on activated sludge cell lysis under pH ranging from 3.0 to 12.0 has been studied experimentally in detail.

在能量密度为0.05W·mL-1和pH范围3.0～12.0条件下，研究了超声波辐射以及热作用对污泥溶胞效果的影响，考察剩余污泥的溶胞效果与溶胞条件的关系。

Stimuli responsive polymeric materials can respond to external stimuli such as thermal, light, pH, mechanic etc. Recently, they are widely applied in every aspect of our lives and industrial manufacturing.

刺激响应性高分子材料可以对外界刺激如热、光、pH、机械等产生明显的响应。近年来，它在日常生活和工业生产的各个领域有着广泛的应用前景。

The influence of concentration and pH of buffer, concentration of hydrogel, applied voltage etc.

研究了缓冲溶液的浓度和pH值、水凝胶的浓度、电压等因素对分析结果的影响。

The effects of pH and buffer concentration and applied voltage on the separation were studied.

研究了缓冲溶液的浓度、pH、分离电压等对分离的影响。