查询词典 extraction pump

It specializes in using fluoroplastic alloy to manufacture products of more than 400 specification series including CQB, IMD magnetic drive pump, IHF, IHF, FSB centrifugal pump, FZB self-priming pump, UHB-ZK corrosion-proof and wear-proof sand pump, FYH, FYS corrosion-proof submerged pump, fluorine lining valve, uorine lining piping, pipe fittings etc..

采用氟塑料合金，专业生产 CQB 、 IMD 磁力泵， IHF 、 IHF、 FSB 离心泵， FZB 自吸泵、 UHB-ZK 耐腐耐磨砂浆泵， FYH 、 FYS 耐腐蚀液下泵、及衬氟阀门、衬氟管道、管件等四百多个规格系列产品。

The major products include: KCB, 2CY, YCB gear pump, 3 G, 2WW, G-type screw pump, LB freezer for pumps, CYZ centrifugal pumps, NYP high viscosity pump, RY conducting oil pump, F stainless steel pumps, LQCB asphalt pump, AY centrifugal pumps, and so on.

产品主要包括：KCB、2CY、YCB齿轮泵，3G、2WW、G型螺杆泵，LB冷冻机专用泵，CYZ离心油泵，NYP高粘度泵，RY导热油泵，F不锈钢泵，LQCB沥青泵，AY离心油泵等。

Corett pump is a stock enterprise .The main produet is magneticpump,water pump,self suction pump,shielding pump and metering pump.

高瑞特泵业是专业从事磁力驱动循环泵、全自动家用增压泵、全自动自吸供水泵、屏蔽管道泵、计量解液泵等特种泵类产品的开发、生产、销售、服务为一体的企业。

Based on the practice of the use of φ95mm subsurface sucker rod pump in Shengtuo Oilfield in recent years, the causes of the failure of the pump are analyzed, and relevant precautions are put forward:(1)selecting oil wells with sufficient fluid supply for pumping;(2)under the condition of the pump efficiency being the same, the submergence depth of the pump being somewhat larger than that of the small pump, and 450～500m being feasible;(3)adopting Grade H ultrahigh-strength rod string and fixing a sinker bar at the bottom of the rod string;(4)selecting long stroke and low pumping speed, and more than 5m stroke and less than 6min-1 pumping speed being recommended;(5)adopting zirconium oxide valve ball and seat ＋ spray welded plunger ＋ nitrided barrel.

根据胜坨油田近几年采用φ95mm有杆抽油泵提液的实践，分析了造成这种抽油泵失效的原因，包括与其配套的脱节器失效、抽油杆断脱、泵漏、电动机不配套和生产管理不善等。为增强泵的提液能力和工作可靠性，提出5 项预防措施：(1)选择有充足供液能力的油井；(2)在保持相同泵效的情况下，泵的沉没度应略大于小泵，推荐按450～500m设计；(3)采用H级超高强度抽油杆柱，并在杆柱底部配置一定重量的加重杆；(4)采用长冲程、低冲次的参数匹配，推荐光杆冲程大于5m，冲次小于6min-1；(5)为提高泵筒、活塞和阀座的防腐耐磨性，推荐采用&氧化锆阀球和阀座+喷焊柱塞+氮化泵筒&的结构形式。

Screw pump the working principle is: screw pump work, the liquid after being inhaled into the screw pump shell and sealed by Wai space, when the initiative screw rotation, the screw pump seal volume in the squeezed increase Luoya Screw pump pressure, and along the axial movement.

螺杆泵的工作原理是：螺杆泵工作时，液体被吸入后就进入螺纹与泵壳所围的密封空间，当主动螺杆旋转时，螺杆泵密封容积在螺牙的挤压下提高螺杆泵压力，并沿轴向移动。

Company Products Main Series: pipeline pump, centrifugal pump, sewage pumps, self-priming pump, liquid pump, fire pump and so on.

公司产品主要系列：管道泵、离心泵、排污泵、自吸泵、液下泵、消防泵等。

Methods Using acetamide as the internal standard,extraction column and extraction conditions of fluoroacetamide from blood and urine samples were optimized by comparing the extraction efficiency of different solid-phase extraction columns and the effects of experimental conditions on recovery.

选择乙酰胺为内标，通过比较不同固相柱的萃取效率和不同条件对回收率的影响，优化用于血和尿样中氟乙酰胺萃取的固相柱和提取条件，利用氟乙酰胺与乙酰胺质谱图的分子离子峰面积之比与氟乙酰胺浓度的定量关系，建立血和尿样中氟乙酰胺鼠药的GC/MS定量分析新方法。

The results indicate that extraction temperature has a significant effect on the extraction quantity of arecoline, but extraction pressure or extraction time has a little effect.

试验结果表明：超临界萃取的温度对槟榔碱萃取量有极显著的影响，萃取时间和压力的影响较小。

Based on the retrieval and analysis of the Bibliographer, the methods of water-disitillation extraction, sametime-disitillation extraction and supercritical CO_2 extraction for the extraction of three typical kinds of natural substances in Zhejiang Province were evaluated exp...

论文在文献阅译和工艺原理分析的基础上，以浙江比较有特色的三种天然物质为研究对象，实验评估了水蒸气蒸馏、同时蒸馏萃取和CO_2超临界萃取等方法，研究了金柑挥发油、白玉兰花挥发油和香菇精等三种天然香精的不同提取工艺，重点研究了CO_2超临界萃取工艺与成份分析方法。

Based on the retrieval and analysis of the Bibliographer, the methods of water-disitillation extraction, sametime-disitillation extraction and supercritical CO_2 extraction for the extraction of three typical kinds of natural substances in Zhejiang Province were evaluated experimentally.

论文在文献阅译和工艺原理分析的基础上，以浙江比较有特色的三种天然物质为研究对象，实验评估了水蒸气蒸馏、同时蒸馏萃取和CO_2超临界萃取等方法，研究了金柑挥发油、白玉兰花挥发油和香菇精等三种天然香精的不同提取工艺，重点研究了CO_2超临界萃取工艺与成份分析方法。

The system can be widely used in belt weighing and batching process control,etc.

介绍了基于智能模糊控制的嵌入式配料系统的设计方法，对模糊PID控制过程和系统调零作了重点的讨论，同时给出了PID控制的程序流程图和系统定长调零子程序。

"I dunno," she answered,"but if you show me aroun', I'll recognize it from the lighthouse just outside the porthole."

"我不知道，"她回答说，"如果你能带我转转，我能认出来的，因为灯塔就在舷窗外。"