查询词典 recovery phase

The ultrasonic-assisted solvent extraction and quantitative analysis of the oxine-copper residues in soil with ion pair of antiphase HPLC was established. This methods mainly uses XBridge C5 column and UV detector by using waters phase of phosphatic buffered solution/acetonitrile (60:40, by vol) as mobile phase with 0.8 mL/min flow ratio and UV detection at 245 nm. The residue time was 4.72 minute. The linear correlation of this method was 0.9987. The recovery rate was 76.2 to 108.7%. Comparatively standard deviation was 0.6 to 3.37%. The detection limits of method was 0.05 mg/kg.

建立了土壤中喹啉铜的超声波辅助溶剂提取－反相离子对高效液相色谱法的残留分析方法，该方法使用XBridge C18色谱柱和可变波长紫外检测器，并以水相磷酸盐缓冲体系－乙腈（体积比60：40）作流动相；流速为0.8mL/min；检测波长为245nm；保留时间为4.72min；线性相关系数为0.9987，回收率在76.2%~108.7%之间，相对标准偏差在0.6%~3.37%之间，对土壤的最低检出限为0.05mg/kg。

An air conditioning system with phase change materials for heat recovery of the rejected heat was experimentally studied for providing a heat reservoir to solve the problem caused by the time difference between the operation of the air conditioning system and hot water supplyand to adjust the heat supply of the heat recovery system and heat needs of users at all time.

利用相变蓄热材料的相变过程将空调系统冷凝热回收并制取热水，解决空调系统运行时段与热水使用时段的时间差以及生活热水的用量与冷凝热量之间的不一致。

An air conditioning system with phase change materials for heat recovery of the rejected heat was experimentally studied for providing a heat reservoir to solve the problem caused by the time difference between the operation of the air conditioning system and hot water supply, and to adjust the heat supply of the heat recovery system and heat needs of users at all time.

利用相变蓄热材料的相变过程将空调系统冷凝热回收并制取热水，解决空调系统运行时段与热水使用时段的时间差以及生活热水的用量与冷凝热量之间的不一致。

Making use of seismic data is able to characterize reservoir, and to improve reservoir management during the development of new fields as well as the infilling well and enhanced oil recovery in old fields. Seismic technique has now extended into production phase from exploration phase.

无论是开发新的油气田，还是在老的油田钻加密井、扩边井，乃至提高油气采收率，使用地震资料均能够较完整地刻画油藏的特征，改善油藏管理，为了适应油气田开发和开采的需要，地震技术已从勘探领域延伸到开发领域，正在逐渐形成一门新的学科——开发地震。

Therefore,K. pneumoniae CICC 10011 is a potential strain for 2,3-BD production.Thirdly,a novel aqueous two-phase system for the recovery of 2,3-BD from fermentation broth was developed employing isopropanol/(NH_4)_2SO_4 system.The results showed that most of target products(2,3-BD and acetoin) can be partitioned efficiently into the top phase,while most of glucose can be partitioned into the bottom phase.

通过对批式流加发酵过程中两株克雷伯氏菌代谢流量的分析表明，K.pneumoniaeCICC 10011代谢产生的各种有机酸和乙醇浓度均明显低于K.pneumoniae DSM 2026，而目标产物浓度以及产物转化率却相对较高，是发酵2，3-丁二醇的优良菌株。

To establish a MPLC method for the content determination of resveratrol in Polygonum cuspidatum Sieb. Et. Zucc, Analytical column SOURCE 5RPC ST 4.6/150 was used with a mixture of acetonitrile+water (30+70,volume ratio ) as mobile phase ,with a flow rate of 1ml/min and the UV detection wavelength was 306nm, The linear range was 0.6-1.6mg/ml (r=0.9919). The average recovery of prodatin was 103.0%-90.4%(RSD=7.21%). The method is convenient and accurate. Result indicated a reverse phase chromatography media based o n polystyrene/divinyl benzene has excellent resolution for resveratrol in cuspidatum. P rovide theoretical support for process development.

色谱条件采用SOURCE 5RPC ST 4.6/150预装柱，以乙腈/水(体积比30/70)溶液为流动相，流速1ml/min、检测波长为308nm，结果表明，白藜芦醇在0.6～1.6mg/ml的浓度范围内峰面积积分值与浓度的相关系数r=0.9919；所测定的虎杖饮片中白藜芦醇平均含量为0.304％，平均回收率为103.0％～90.4％；实验表明，以聚苯乙烯为基架的反相介质对于虎杖中自藜芦醇具有良好的分辨率，适合其有效成分的检测、分离，对虎杖中白藜芦醇制备的科学研究过渡到工艺开拓有很好的借鉴。

In this article, the solubility datas of solid-liquid phase equilibrium were measured, then the theory of solid-liquid phase equilibrium of succinic acid, glutaric acid and adipic acid in various solvents were studied, finally the separation,recovery and reuse methods of mixed dibasic acids were carried on a systemetical research.

本文在测定固液平衡溶解度数据，并进行丁、戊、己三种二元酸在各种溶剂中固液相平衡理论研究的基础上，对混合二元酸的分离回收方法和三种酸的再利用方法进行了系统研究。

Objective To study the statement of immunoreaction of c Jun and functional recovery of spinal cord injury in rats after fetal spinal cord transplantation.Methods Experimental rats were divided into two groups:spinal cord hemisection injury combination with transplants of FSC to injured site group,and spinal cord injury that received gelfoam pledgets group.On the lst,3th,7th,14th and 28th day after operation,6 animals in each group at each time phase,were observed for their function recovery with the methods of praxiology and electro physiological examination,the animals were then sacrificed for the observation of the statement of c Jun reaction by immnochemistry method and computer image analysis system was used for quantitative analysis.

目的：研究大鼠胚胎脊髓移植后能否影响，c-Hun免疫反应的表达和脊髓损伤后大鼠功能的恢复，方法；将动物分为脊髓半切洞损伤加胚胎脊髓移植组和单纯脊髓板切洞损伤加明胶海绵填塞组，每个时相点每组6只动物，术只1，3，7，14和28天，应用行为学和电生理检查观察大鼠功能恢复情况，应用免疫细胞化学方法，c-Jun免疫反应的表达，采用计算机图像分析技术，进行定量分析。

Phase transformation and incomplete phase transformation behaviors of TiNi shape memory alloy within small prestrain level (＜10％) were studied by DSC and recovery strain measurements.

采用DSC方法和回复应变的测量，对小预应变（＜10％）TiNi形状记忆合金的相变及不完全相变行为进行了研究。

In this paper, the basic principle of the conventional slip energy recovery induction motor drive is discussed. Two kinds of slip energy recovery induction motor driving systems with high factors are discussed, and the performance analysis of these methods is compared. On the basis of above, a new type of three-phase and four-line slip energy recovering drive is proposed.

本文首先从普通串调原理入手，简要分析了影响串调系统功率因数的主要因素；在对三相四线双晶闸管串级调速、新型GTO串级调速等几种高功率方案进行分析与比较的基础上，提出了一种新型三相四线制双IGBT串级调速控制方案。

Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象，运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查，调查结果发现，石家庄市初中生物教师这一群体普遍存在职业倦怠，情感枯竭程度偏高，成就感偏低，去个性化程度最为严重。