碱度

Based on the laboratory conditions, the application of the static scale experimental study of the sodium scale corruption, discussed the time, temperature, sodium humate concentration, alkalinity and calcium ion concentration on the impact scale.

本文在实验室条件下，应用静态阻垢实验法研究了腐钠阻垢性能，讨论了时间、温度、腐植酸钠浓度、碱度及钙离子浓度等因素对阻垢的影响。

Determination of micro-amounts of bromide by the oxidation and coupled reaction of hydroxylamine

研究了氧化时间、溴离子浓度、滤后水pH值、碱度和O3投量对2种氧化方式下HAA5FP的影响规律。

Through researching for CF producing characteristics of ten kinds of iron ore sintering by means of small sintering test method and microstructure analyzing method, main factors of influencing producing CF were found. Under the conditions of basic capacity being 2.0 and other conditions being identity, limonite and hematite with loose microstructure as well as high ...

为此 ，采用微型烧结试验法和矿物组成及显微结构分析法研究了 10种铁矿石烧结的铁酸钙生成特性，找出了影响铁酸钙生成的主要因素，即在碱度为 2 。0及其它条件相同的情况下，结构松散的褐铁矿、赤铁矿及较高含量的 Al2 O3和 Si O2 均有利于 SFCA的生成。

The recirculating cooling water system has blown down with definite quantity termly,or reduced its nephelometer,PH value,alkalinity,CODMn and anaerobe number,the system various indexes tends to be normal.

循环冷却水系统定期定量排污，或使其浊度、pH值、碱度、CODMn及异氧菌数目下降，系统各项指标趋于正常，彻底解决循环冷却水系统产生大量泡沫的问题。

Note: If adding phenolphthalein indicator, with a red, said water samples were not phenolphthalein alkalinity.

注：如果加入酚酞指示剂后，无红色呈现，则表示水样中没有酚酞碱度。

Employing the statistics as weight factor、 F inspection value、Partial regression square-sum and correlation coefficient et al., the superiority model factors were obtained by mathematical statistics to 87 group of experiment data. A non-linear model between the superiority seven factors(pH、NH4＋-N、NO3--N 、CO2 、total alkalinity、Mg2+、bacteria counts) and the siniperca chuatsi health comprehensive indicators were regressed and expressed as y＝a0＋＋＋.

在满足一定准确度条件下，优选出用pH、铵氮、硝酸盐氮、二氧化碳、总碱度、镁浓度和细菌总数等7项因子为自变量，利用回归技术，求出它们与鳜健康指标的关系模型为y＝a0＋∑7i=1aixi＋∑7j=1ajx2j＋∑7k=1akx3k的非线性模型，模型的预报准确率为92.4％。

From this study it is possible to correlate the electronic polarizability aO2 with the optical basicity L, refractive index n, and the nature of bonding of materials.

自 这项研究是有可能的关联电子极化ao2与光学碱度升，屈光指数n ，和性质的粘接材料。

This means that the determination of oxide ion polarizability aO2 and optical basicity L by means of optical electronegativity Dwglass may also be used as an alternate approach.

这意味着测定氧离子极化和ao2 光学碱度升的方式光学电 DW的玻璃也可能被用来作为替代办法。

In the experiment, it proved that the repetitiveness、 reproducibility、 comparability of the 2.0%(NH_4)_ 2CO_3 was better than the original method through repeated experiments. The result of it was equal to the sum of water soluble sodium and the exchangeable sodium and it had better precision and accuracy. The 2.0%(NH_4)_2CO_3 could be chosen as the probational measurement of total alkality.

在本试验中，通过多批次的重复试验证明，2.0%(NH_4)_2CO_3法的重复性、再现性、可比性良好，测定结果稳定可靠，在数值上等于水溶性钠与交换性钠的总和，而且有较好的精密度和准确度，可以作为测定总碱度的试用方法。

First, OFF and LTL single crystals were synthesized in different systems, such as traditional conditions, synthesis in the presence of F〓, and in the presence of pyrocatechol.

采用水热合成法，分别在传统体系、F〓体系和邻苯二酚体系中合成了第二类沸石中的OFF和LTL单晶，并考察了碱度、硅铝比、水量、晶化温度等对合成晶体形貌的影响。

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。