查询词典 pac

The dominative factors of PAC dose include temperature, pH, SS and turbidity.

混凝剂投加量的主要控制因素有原水水温、pH值、SS浓度和浊度等。

Methods 174 cases of esophago cardiac operation were divided into three groups at random.A group(n=60) received CINB,B group (n=57) received patient controlled intravenous analgesia.C group(n=57) as control received neither CINB nor PAC.Compare the different of the ache degree and the dose of the drugs used and the change of breath s data between three groups.

174例行食管贲门手术患者随机分为3组，A组(60例)采用肋间神经阻滞镇痛作为试验组，B组(57例)采用术后静脉自控镇痛组及C组(57例)为对照组，观察各组患者术后疼痛及止痛药的使用情况；同时对比观察各组术前、术后呼吸功能指标的变化。

The separation was performed with 35mM KOH as isocratic mobile phase at a flow rate of 1.0mL/min and accomplished with a Dionex Ion Pac AS11-HC column.

用35mM的KOH溶液等度淋洗，流速为1.0mL/min，采用AS11-HC型阴离子色谱柱进行分析。

But dealing with Tiegang raw water in which the majority of algae were Oscillatoria, terrate was used as pre oxidant coupling with PAC ...

而且用高铁预氧化除藻法明显优于传统预氯化方法。

Aluminum polychloride easily available from market and CAT reacted at certain temperature for certain time and a complex coagulant was then attained.

以市场上可购得的聚铝为另外一种原料，通过PAC与CAT复配反应制得一种新型絮凝剂：阳离子单宁-聚铝复合絮凝剂。

The experimental results show that species distribution and the transformation of PASC are different from those of PAC,owing to the interaction between polysilicic acid and hydrolyzed aluminum species.

实际结果表明，在PASC中，由于聚硅酸与铝水解聚合产物间的相互作用，使得铝的水解聚合形态分布及转化情况发生了变化。

In addition, the interaction between polysilicic acid and hydrolysis aluminum species in PASiS was discussed.

水处理实验结果表明，PASiS的絮凝效果优于PAC，PAS，PASC和PAM等絮凝剂，而又以共聚法制备的PASiS的絮凝效果更佳；不同碱化度、硅酸聚合度及铝硅摩尔比的PASiS表现出不同的絮凝性能，吸附架桥及捕获沉淀是其主要絮凝机理。

The experimental results show that the interaction between polysilicic acid characterized negative charge and hydrolyzed aluminum species results in the decrease in the charge-neutralizing ability of PASC, in comparison with PAC.

采用流动电流技术，研究比较了聚硅氯化铝与聚合氯化铝的电动特性。

A series of polyaluminum silicate chloride with has basicity 2.0 and different Al/Si molar ratio, was prepared by means of two kinds of preparation methods: one is to add NaOH into AlC l3 6H 2O and polysilicic acid mixed solution at different Al/Si molar ratio, the other is to add polysilicic acid into polyaluminum chloride(PAC solution with different B at different Al/Si molar ratio.

一种方法是将 Na Cl 加入到不同 Al／ Si 摩尔比的 Al Cl3（6 H2O 和聚硅酸混合液中；另一种方法是按一定的 Al／ Si 摩尔比将聚硅酸加入到聚合氯化铝液中。

By using potato-starch,poriferous mineral material and polyaluminum chlorides as main feedstocks,a new multicore polymer flocculant named SCP is synthesized. The evaluated experiments with the simulated wastewater sample of diatomite show that,the flocculant SCP has higher cost performance than commercial flocculant PAC.

利用改性土豆淀粉、多孔矿物材料和聚合氯化铝等制备出了一种新型多核高分子絮凝剂SCP，用硅藻土模拟水样进行的对比评价表明，SCP絮凝剂比市售聚合氯化铝具有更高的性价比。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失