查询词典 alkalinity

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％。

It utilizes alkalinity potassium permanganate determination and technique of flow injection analysis.

一种新型的海水COD在线测量仪已经研制出来，其采用了碱性高锰酸钾法和流动注射分析技术，仪器的测量结果与标准方法有很好的一致性，它们的相关系数超过0.98。

This kind of material can be made as the compound cement quick-setting additiv e--D-quick-setting additive which can decrease the alkalinity of the quick-set ti ng additive but increase the viscosity of the jet materials.

针对目前国内速凝剂存在的普遍问题，我们经过反复试验、研究，选出一种辅料，制成可降低速凝剂碱性、增加喷射料粘度的复合型水泥速凝剂--D型速凝剂。

Capable of producing aluminate, sulphoaluminate, admixture three series over 10 varieties, main products are cement, PAC, low alkalinity aluminum sulfate cement, hard-Express expansion sulphoaluminate Cement, double-quick cement, concrete expansion agent, quick-setting agent, efficient sealing agent, aluminum powder and calcium, such as expansion of the clinker.

能生产铝酸盐，硫铝酸盐，外加剂三大系列十多个品种，主导产品有铝酸盐水泥、聚合氯化铝，低碱度铝硫酸盐水泥，特快硬微膨胀硫铝酸盐水泥，双快水泥，混凝土膨胀剂，速凝剂，高效堵漏剂，铝酸钙粉和膨胀熟料等。

During extraction of gallium,the electrolyte yielding by ion-exchange methods has high alkalinity and viscosity.Hydrogen gas and oxygen generated during electrolysis forms plentiful spume.These spume may result in electrolysis ceasing.

在镓提取过程中，以离子交换法获得的电解原液碱度高，黏度大，电解时不断产生大量的氢气和氧气，形成大量泡沫，使电解无法正常进行。

Result On the whole, the collected sludge was a kind of organic fertilizer with high nutrient content, which contained rich organic matter (296.84g/kg on average), high nitrogen (48.33g/kg on average), medium phosphorus (18.94g/kg on average), low potassium (14.17g/kg on average). The pH value of the sludge was all in 5.95-7.73, being between subacidity and alkalescence, and application in the garden soil could not produce great influence on the acidity-alkalinity of soil.

结果］总体上所采集污泥是一种富含有机质（平均为296.84g/kg）、高氮（平均为48.33g/kg）、中磷（平均为18.94g/kg）、低钾（平均为14.17g/kg）的养分含量颇高的有机肥。pH值在5.95-7.73，处于微酸性和微碱性之间，在园林土壤中施用，不会对土壤的酸碱度造成大的影响。

This alkalinity may be derived from strong alkalis such as sodium hydroxide or from hydrolysis of the salts of weak acids, trisodium phosphate.

其碱性通常以氢氧化钠或磷酸钠水解而来。大多数碱性清洁剂都含有界面活性剂或少量有机溶剂

In the Taihu watershed, crushed stone and gypsum could be used as substrates in constructed wetland, but furnace slag was unfitable to be used alone because of its high alkalinity; purple sand was also unifiable to be used alone because of its poor phosphorus adsorption capacity.

在太湖流域，碎石和石膏可单独作为人工湿地填料，炉渣pH较高，不宜单独使用；紫砂吸附性能较差，宜和其他3种填料混合使用。

The solubility of uranium oxide also became faster along with the increase of acidity of HAc-NaAc buffer and increase of alkalinity of NH4OH-NH4Cl buffer systems.

铀氧化物在HAc-NaAc体系中的溶解速率随酸度增加而加快，在碱性NH4OH-NH4Cl体系中溶解速率随碱性增加而加快。

If you are unfortunate enough to the lovelorn, please tell me, I will help you out, really, please contact me!

如果你不幸失恋了，请告诉我，我会帮助你摆脱困境，真的，请联系我啦！

China's plan to cut energy intensity by 20 percent and pollutant discharges by 10 percent between 2006 and 2010 is a case in point.

中国计划在2006年到2010间降低20%的能源强度和减少10%的主要污染物排放，就是一个这样的例子。