环管

At first, we give the more precisely expression of the system in some sufficiently small neighborhood of the saddle point under some suitable transformation, and use the foundational solutions of the linear variational equation of the unperturbed system along the homoclinic or heteroclinic orbits as the demanded local coordinate system.

首先，我们在鞍点的充分小邻域内给出系统在适当的变换下的更加精确的表达形式，利用未扰系统沿同宿，异宿环的线性变分方程的基本解组作为系统在同宿，异宿环的小管状邻域内的新的局部坐标系。

The use of partitions condenser and water ring vacuum pump with heat pump, condenser pipe snake, water ring vacuum pump condenser preheater material doubles as a full use of steam at the end of the second heat efficiency and reduce the consumption of cooling water.

采用间壁式冷凝器和水环真空泵带热泵、蛇管冷凝器、水环真空泵冷凝器兼作物料预热器充分利用末效二次蒸汽的热量，并减少冷却水量的耗量。

In this study, we investigated whether preoperative gargling with sodium 1,4-dimethyl-7-isopropylazulene-3-sulfonate monohydrate (sodium azulene sulfonate, Azunol) reduces POST after endotracheal intubation. Forty patients scheduled for elective surgery under general anesthesia were randomized into Azunol and control groups.

在此试验中，我们研究了磺酸甘葡环烃钠对减少气管插管术后咽喉溃疡的作用。40个行全麻的择期术后病人被随机分配到甘葡环烃组和对照组。

According to capability of the circuit of DC motor, build the model of DC motor; designed the speed-current double closed loop system based on the model of DC motor; analyzed the method to solve the problem of discontinuousness of current.

二、根据直流电机回路，建立电动机的数学模型；针对该电动机模型，选用速度——电流双闭环控制系统，建立双闭环系统的控制方框图；分析晶闸管相控整流方式中出现电流断续现象的解决方法。

Smells caused from the burning of cyclohexane saponification waste alkali liquor in the cyclohexanone production and fouling of the evaporator are analyzed.

分析了环己酮生产环己烷皂化废碱液焚烧排放烟气时有臭味及蒸发器列管严重结垢的原因和机理。

About Xin long steel pipe Cangzhou City Ltd. is located in Cangzhou City, Hebei Province is located in the north from Tianjin Airport and 80 kilometers of the Tianjin Port, west of Huanghua Bohai Sea 40 kilometers, which is around Beijing and Tianjin, the Bohai Sea the development and opening up important areas, are "big Beijing Capital Economic Circle" of 11 cities; Key is located in north China steel production, sales base,, Mengcun County, our country are well-known equipment base and bend pipes, pipe fittings base ; 205 National Road, 104 National Road, 307 National Road at Poly Meeting here at the intersection, the Beijing-Shanghai railway, special railway lines Shuohuang "Golden Cross" Cross to Cangzhou City in Beijing to become the north, South Road, Zhengzhou City, east of Tianjin Binhai New Area , Western Union in Shijiazhuang City of essential transport, communications hub and emerging flow, logistics and information flow in large-scale distribution center.

公司简介沧州市久鑫钢管有限公司位于位于河北省沧州市，北离天津机场和天津港各80公里，东距渤海之滨黄骅港40公里，属环京津、环渤海重要开发开放地带，是&大北京首都经济圈&的11座城市之一；地处我国北方重要的钢管产、销基地，辖属盐山县、孟村县是我国著名的管道装备基地和弯头、管件基地； 205国道、104国道、307国道在在这里聚汇相交，京沪铁路、朔黄铁路专用线&黄金十字&交叉，使沧州市成为北起北京市、南道郑州市、东接天津滨海新区、西联石家庄市的重要的交通、通讯枢纽和新兴的人流、物流和信息流的大型集散地。

Their technology and process is basically similar to that used ethylene, the raw material for the oxygen in the silver catalyst, caused by methane or nitrogen stabilizer, the existence of inhibitors of chloride, ethylene oxide directly generate ethylene oxide and ethylene B N and further to certain substances in water than in the tubular reactor for generating hydration ethylene glycol, ethylene glycol solution through evaporation to mention thick, dehydration, fractionation be ethylene glycol and other by-products.

它们的工艺技术和工艺流程基本上相似，即采用乙烯、氧气为原料，在银催化剂、甲烷或氮气致稳剂、氯化物抑制剂存在下，乙烯直接氧化生成环氧乙烷，环氧乙烷进一步与水以一定物质的量比在管式反应器内进行水合反应生成乙二醇，乙二醇溶液经蒸发提浓、脱水、分馏得到乙二醇及其他副产品。

Jade cattle JADECATTLE family dairy goat milking machine Hay Cutter Motor milking equipment Milking Machine accessories for milk collection barrels set transparent milk buffalo milk for milking machine truck diesel-powered milking machines Hay Cutter TMR feed mixer vacuum milking machine, Meter - measuring milk bottles for the Complete Office equipment, wind pumping machines for milking and Office equipment special cleaning fluid, disinfectant lotion nipples, mastitis detector, Kama pregnancy test paper, milk filter paper, calf feeding device, drug Bath Cup, vacuum pump oil, maintenance kicked suite, rangeland management software truck diesel-powered milking machines Hay Cutter TMR day mixed grain feed mixer Milking Machine pump suppliers jade milking cows piston machines, vacuum pump milking machines, club-milking machines, pipelines milking machines, tied Milking Machine, fish-bone milking equipment, machinery-off semi-automatic and fully automatic electronic measurement-off, Meter - measuring milk bottles for the Complete Office equipment, the wind Liyang water machine, machine shed shutter, silage Hay Cutter, single-disk, dual-Mower, rub grinder, hydraulic binder, import dry, ring, ring vacuum pump oil, and to provide the Office of milking equipment for cleaning fluid, disinfectant lotion nipples, mastitis detector, Kama pregnancy test paper milk, filter paper, calf feeding device, drug Bath Cup, vacuum pump oil, maintenance kicked suite, rangeland management software, agent sales internationally renowned brands sets milking equipment accessories : 1, Interpuls all products : L02-Pulse, Pulse-L80, LE20 pulsating electronic devices, air conditioning really Festival devices, shedding ACR, automatic cleaning, fluctuating Tester, the lining of milk, milk lined, double-pulse control and so on.

车载式挤奶机柴油动力铡草机 TMR全日混粮饲料搅拌车挤奶机真空泵供应商玉牛活塞式挤奶机，真空泵式挤奶机，提桶式挤奶机，管道式挤奶机，并列式挤奶机，鱼骨式挤奶设备，机械半自动脱落式，电子计量全自动脱落式，计量计式，计量瓶式成套挤奶厅设备，风力扬水机，大棚卷帘机，青贮铡草机，单盘，双盘割草机，揉搓粉碎机，液压打捆机，进口干式，水环，油环真空泵，并提供挤奶厅设备专用清洗液，乳头消毒润肤液，乳房炎测定仪，卡玛早孕试纸，牛奶过滤纸，犊牛喂奶器，药浴杯，真空泵油，修踢套装，牧场管理软件等，代理销售国际知名品牌成套挤奶设备配件：1、Interpuls全部产品：L02脉动器、L80脉动器、LE20电子脉动器、真空调节器、自动脱落ACR、自动清洗、脉动器测试仪、奶衬、奶衬、双脉动管等等。

Truck diesel-powered milking machines throughout the day mixed forage TMR feed grain truck mixer vacuum pump milking machine suppliers jade milking cows piston machines, vacuum pump Milking Machine, loses Milking Machine, plumbing Milking Machine, tied Milking Machine, fish-bone milking equipment, machinery-off semi-automatic, the whole electronic measurement automatic off - and-measurement of measurement bottles of the Office sets milking equipment, wind Yang water machine, machine shed shutter, silage cutter, single-disc, Double-Mower, rubbing grinder, hydraulic binding machine, import dry, ring, ring vacuum pump oil, and provide for the equipment-milking Lotion, nipple disinfectant lotion, mastitis detector, the Ka-ma early pregnancy test paper, milk filter paper, calf feeding, medicine bath cups, vacuum pump oil, and repairs kicked suit, rangeland management software, sales agent sets internationally renowned brands milking equipment accessories: 1, Interpuls all products: Pulse-L02, L80 - pulsation, LE20 electronic pulse, vacuum regulator, shedding ACR automatic, self-cleaning, Pulse Tester, lining milk, milk contrast, dual-pulse tube, and so on.

车载式挤奶机柴油动力铡草机 TMR全日混粮饲料搅拌车挤奶机真空泵供应商玉牛活塞式挤奶机，真空泵式挤奶机，提桶式挤奶机，管道式挤奶机，并列式挤奶机，鱼骨式挤奶设备，机械半自动脱落式，电子计量全自动脱落式，计量计式，计量瓶式成套挤奶厅设备，风力扬水机，大棚卷帘机，青贮铡草机，单盘，双盘割草机，揉搓粉碎机，液压打捆机，进口干式，水环，油环真空泵，并提供挤奶厅设备专用清洗液，乳头消毒润肤液，乳房炎测定仪，卡玛早孕试纸，牛奶过滤纸，犊牛喂奶器，药浴杯，真空泵油，修踢套装，牧场管理软件等，代理销售国际知名品牌成套挤奶设备配件：1、Interpuls全部产品：L02脉动器、L80脉动器、LE20电子脉动器、真空调节器、自动脱落ACR、自动清洗、脉动器测试仪、奶衬、奶衬、双脉动管等等。

Truck diesel-powered milking machines electromechanical TMR throughout the day mixed forage feed grain truck mixer vacuum pump milking machine suppliers jade milking cows piston machines, vacuum pump Milking Machine, loses Milking Machine, plumbing Milking Machine, tied Milking Machine, fish-bone milking equipment, machinery-off semi-automatic, electronic Automatic off-volume, the type of measurement, the measurement of complete sets of bottles Office milking equipment, wind Yang water machine, machine shed shutter, silage cutter, single-disc, Double-Mower, rubbing grinder, hydraulic binding machine, import dry, ring, ring vacuum pump oil, and provide the milking equipment Office using cleaning fluid, disinfectant lotion nipples, mastitis detector, the Ka-ma early pregnancy test paper, milk filter paper, calf feeding, medicine bath cups, vacuum pump oil, and repairs kicked suit, rangeland management software, sales agent sets internationally renowned brands milking equipment accessories: 1, Interpuls all products : L02 - pulsation, L80 - pulsation, LE20 electronic pulse, vacuum regulator, shedding ACR automatic, self-cleaning, Pulse Tester, lining milk, milk contrast, dual-pulse tube, and so on.

车载式挤奶机电机柴油动力铡草机 TMR全日混粮饲料搅拌车挤奶机真空泵供应商玉牛活塞式挤奶机，真空泵式挤奶机，提桶式挤奶机，管道式挤奶机，并列式挤奶机，鱼骨式挤奶设备，机械半自动脱落式，电子计量全自动脱落式，计量计式，计量瓶式成套挤奶厅设备，风力扬水机，大棚卷帘机，青贮铡草机，单盘，双盘割草机，揉搓粉碎机，液压打捆机，进口干式，水环，油环真空泵，并提供挤奶厅设备专用清洗液，乳头消毒润肤液，乳房炎测定仪，卡玛早孕试纸，牛奶过滤纸，犊牛喂奶器，药浴杯，真空泵油，修踢套装，牧场管理软件等，代理销售国际知名品牌成套挤奶设备配件：1、Interpuls全部产品：L02脉动器、L80脉动器、LE20电子脉动器、真空调节器、自动脱落ACR、自动清洗、脉动器测试仪、奶衬、奶衬、双脉动管等等。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。