片语

ph-indicator absorbance radio methodph指示剂吸光度比值法

extensive ph indicator paper广泛pH试纸

electrometric ph indicator ph值电测指示仪

ph indicator ph指示剂

ph indicator absorptance methodsph指示剂吸收度比值法

ph indicator paperpH试纸

pH indicator strip pH试纸

dye for pH indicatorpH指示剂用染料

英汉例句

• tianda company manufactures primarily ph indicator and conductivity meter, and gained the manufacture permit several years ago, with excellent quality and is worthy of trust.

  本公司主要生产酸度计、电导率仪等计量仪器，取得了生产许可证多年，产品卓越、信誉可靠。

• it introduces the application of rbf neural network in hardy nonlinear system, and get the result of simulation, for example the control of ph indicator in hydroxylamine reactor in this paper.

  本文以某厂羟胺反应器的氢离子浓度控制为例，介绍了径向基函数神经网络在强非线性对象预测控制中的应用及仿真研究结果。

• a brown or metallic green dye, c20h 12o 7, used as a ph indicator and in dyeing textiles.

  一种棕色或金属绿色染料，c20h12o7，用作酸堿指示剂和用于给丝织物染色。

• the paper studied sulphate resistance of concrete by drying-wetting in differ ph indicator salt solution and in water.

  本文采用水中干湿循环、两种不同浓度的硫酸盐溶液中干湿循环的实验方法来研究混凝土抗硫酸盐侵蚀性。

• the accumulation of acidity material in the blood inside body and organization, its characteristic is chroma of the ph indicator in blood rises, ph value falls.

  体内血液和组织中酸性物质的堆积，其特点是血液中氢 离子 浓度上升、ph值下降。