查询词典 dehydration

The results show that ammonium carnallite will change to dehydrated ammonium carnallite by heating from 110 ℃ to 180 ℃ for controlling dehydration time. But the hydrolysis takes place when temperature is higher than the above temperature. Dehydration process includes dehydration, hydrolysis and thermal decomposition.

研究结果表明：铵光卤石在热空气中脱水是分步进行的，包括脱水、水解、热分解等化学反应；在110~180 ℃控制脱水时间可得低水合铵光卤石不水解，超过此温度范围时铵光卤石在脱水的同时会部分发生水解。

The results indicated that: the water content of product decreased from 2580 PPm to 50 PPm by sweep gas method in the water/chloromethane system and the separation factor of water/chloromethane was 74800; the water content of product decreased from 2580 PPm to 36 PPm by vacuum method in the water/chloromethane system and the separation factor of water/chloromethane was 32500; the separation factor and the flux of the dehydration of dichloromethane were 39900 and 0.172 kg·m~(-2)·h~(-1),respectively; the separation factor and the flux of the dehydration of trichloromethane at 50℃were 57300 and 0.564 kg·m~(-2)·h~(-1), respectively; the separation factor and the flux of the dehydration of carbon tetrachloride at 60℃were 68200 and 0.612 kg·m~(-2)·h~(-1),respectively.

结果表明：利用吹扫气法，对于水/一氯甲烷操作体系，其分离因数高达74800，产品水含量由进料侧的2580 PPm，降低到50 PPm；利用抽真空法，对于水/一氯甲烷操作体系，其分离(来源：93ABC论9090文网www.abclunwen.com)因数高达32500，产品的水含量由进料侧的2580 PPm，降低到36 PPm；对于二氯甲烷脱水体系，水/二氯甲烷分离因数和渗透通量分别为39900和0.172 kg·m~(-2)·h~(-1)；对于氯仿脱水体系，操作温度为50℃时，水/氯仿分离因数和渗透通量分别为57300和0.564 kg·m~(-2)·h~(-1)；对于四氯化碳脱水体系，操作温度为60℃，水/四氯化碳分离因数和渗透通量分别为68200和0.612 kg·m~(-2)·h~(-1)。

5Have a dehydration test on the internal phase of super high water cut oil system by means of automatic electric dehydrator. Discuss the effects of the electric intensity and emulsion breaker on dehydration of the internal phase of super high water cut oil system.

5采用自动试油器对特高含水原油体系的油相进行了脱水测试；探讨了电场强度和破乳剂对特高含水原油体系油相脱水的影响。

The effects of the dehydration parameter such as temperature, electric field, demulsifier, the concentration of the iron sulfide, polymer, and water in crude oil on the dehydration current was investigated in this experiment. The reasons that the Electric field of the dehydrator is collapsed were analyzed. And some methods could decrease the dehydration current were put forward.

利用该套小型静态模拟电脱水器试验装置考察了在直流电场下，脱水温度、脱水场强、破乳剂、Fe含量、聚合物含量、碱含量表活剂含量和原油含水量等因素对脱水电流的影响，分析了电脱水器垮电场的原因，并提出了降低原油乳状液脱水电流的方法。

The results shows that the dehydration currents increase with falling in dehydration temperature, increasing in intensity of electric dehydration field, raising the content of water or iron in the crude oil. Lights striking or/and discharging would appear when those parameters get certain amount. Some serious situation, the electrical equipment of the experiment apparatus of electric dehydrator stops the supply of electricity.

实验结果表明：在直流电场下，极板间电压越高、脱水温度越低、油样中的水含量和铁含量的增加，均使脱水电流增大，达到一定值时会产生打火放电现象，严重时导致实验仪器跳闸，即所谓的"垮电场"。

The optimal dehydration temperature is 140℃, dehydration time is 4 hours, dehydration amount reach 94%, depolymerization temperature is 240℃, depolymerization time is 2 hours and finish at 270℃.

脱水温度，140℃；脱水时间，4小时，使脱水量达到94％左右；解聚温度，240℃；解聚时间，2小时；终止温度，270℃。

The effects of dehydration temperature, ratio of dehydration, catalyst dosage, polymerization and depolymerization temperature on the yield of D, L-lactide were studied.

考察了制备过程中脱水温度、脱水率、催化剂量、聚合温度和解聚温度对丙交酯产率的影响。

For understanding the changeable regulation of burn wound invisible dehydration, directing the clinical treatment, with EPIC evaporimeter, We carried out observation on the local burn wound invisible dehydration of 25 cases who had different degree of burn depth and different burn area. The result showed:(1)In the first a few days after burning, the amount of dehydration through the surface of burn wound was larger than that of normal skin.

为了解湿性疗法经创面不显性失水的变化规律，以指导临床治疗，我们用蒸发仪对25例不同深度和面积的烧伤病人局部创面不显性失水进行了观测，结果表明：(1)烧伤后最初几天内，经创面蒸发丢失的水量要多于正常皮肤。

Effect of dehydration procedure Beads of Pavlova viridis were desiccated with four different procedures.Two dehydration rates were used, which are 0.9% water content/h and 10% water content/h.Resul-ts showed that slow dehydration is the best.

脱水程序的影响以绿色巴夫藻为研究对象，选择0.9%含水量/h和10%含水量/h两种脱水速度，分两步脱水，先脱水至70%含水量再脱水至最佳含水量。

Dehydration process based on hollow fiber composite membrane is one of the crucial and effective methods to remove water vapor from industrial gases such as light hydrocarbon, compressed air, natural gas and so on. Dehydration of propylene with VP method was studied in the thesis. We prepared the PVA/PS、CS/PS and PVA-CS/PS hollow fiber composite membranes by spread method. The permeation behavior of water vapor among coagulable light hydrocarbons through composite membranes and asymmetric membrane was researched by vapor permeation method. Also a differential mathematical model was established which can describe dehydration of gas phase propylene.

本论文以采用蒸气渗透法脱除丙烯中微量水分为目标，制备了 PVA/PS、 CS/PS、PVA-CS/PS 中空纤维复合膜；研究了可凝性轻烃蒸气中的微量水分在复合膜、非对称膜中的渗透行为，建立了描述丙烯气相脱水的数学模型，并进行了模拟计算；深入探讨了水蒸气在交联 PVA 致密膜中的渗透机理。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。