脱水剂

Chloro-5,12-naphthacenequinone was synthesized from 2-(1-hydroxy-2-naphthyl)carbonylbenzoic acid by chlorination reaction using a mixture of phosphorus pentachloride and phosphorus oxychloride as a chlorating agent and then by ring-closing reaction using sulfuric acid as a dehydrating agent.

以2-[(1-羟基-2-萘基)羰基]苯甲酸为原料、五氯化磷/三氯氧磷为氯化剂进行氯化反应，然后用浓硫酸脱水环化，合成了6-氯-5，12-萘并萘醌，优化了反应条件，总收率达68.2%。

This paper reports the study for phosphomolybdic acid H 3[P(Mo 3O 10 4]·xH 2O as catalyst and anhydrous magnesium sulfate as drying agent used in the esterification of hexanoic acid and ethyl alcohol.

报道了以磷钼酸为催化剂，以无水硫酸镁为吸水剂，催化脱水合成己酸乙酯。

Compared with the existing coagulant, this new type of high-performance composite PFS purificant PISC for the main characteristics of wastewater treatment is low, low cost, effective and wide scope of application, the formation of large flocs, the settlement soon and easy to deal with dehydration.

与现有混凝剂相比，这种新型的高效复合聚铁净化剂PISC用于废水处理的主要特点是用量少、成本低、效果好、适用范围宽、所形成的絮体大、沉降快，易于脱水处理。

The crude PPG was purified with neutralization-absorption process and the experimental conditions of crystallization, decolor , dehydration and removement of metal irons were investigated respectively.

应用中和-吸附的工艺方法对聚醚进行精制，并且分别考察了结晶、脱色、脱水、脱金属离子等重要实验条件，讨论了使用不同的吸附剂，对聚醚精制效果产生的影响。

When the resinic demulsifiers is are synthesized using solvent polymerization, it is found that the dosages of butyl acrylate, methacrylic acid and initiating agent in demulsifiers all exist optimum values; with the demulsifiers concentrations' increasing, the dehydration rate increases, however, it increases with the salinity's increasing.

评价溶液聚合方法合成的树脂型破乳剂的破乳效果，得出破乳剂组分中丙烯酸丁酯、甲基丙烯酸和引发剂用量都存在最佳值；脱水率随着破乳剂浓度的增大而增加；随矿化度的增大而增加。

The overall response rate, the incidence of sequela (cerebral infarction and supranuclear paralysis) and the death rate were analyzed between two griups. Results Compared with Group A, the use of minitrauma and Nimotop resulted in higher response rates 89.7% Versus 52.4%.

对29例脑出血、继发性脑室出血应用尼莫通微创治疗，另有对照组21例单纯应用脱水降颅压、止血剂、控制血压和防止感染等，比较两组临床疗效、后遗症及死亡率。

Results showed that in lower soil suction(0～80 kPa),soil moisture-holding capacity accreted with the increasing of water-retaining agents,so did the amount of available water.

利用张力计和恒温脱水动力学方法，研究了不同剂量保水剂施入轻壤质潮土后土壤持水性质的变化。

Or,, I could show you how to drop 10 - 15 pounds over the weekend just by dehydrating yourself and using diuretics.

或者，我能指导你通过使自己脱水及使用利尿剂的方法，如何过完周末就减掉10—15磅。

Or,, I could show you how to drop10-15 pounds over the weekend just by dehydrating yourself and using diuretics.

或者我能指导你通过使自己脱水及使用利尿剂的方法，如何过完周末就减掉10—15磅。

The dewatered sludge can be used as a kind of high efficient fertilizer.

得到了：当使用无机高分子絮凝剂PFS，投加量在1700～2500ppm时，可使污泥的比阻降至0.1～0.4×10~9秒~2/克之间，此时进行污泥机械脱水最佳。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。