查询词典 condensation product
- 与 condensation product 相关的网络例句 [注:此内容来源于网络,仅供参考]
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In this paper, firstly using natural fatty acids including lauric acid, myristic acid, palmitic acid etc. and disproportionated rosin as starting materials, the acyl reaction of starting materials with SOCl_2 respectively, and then using Schotten-Baumann condensation: on the reaction conditions of alkalescence, condensation of acylchloride with amino acid (sarcosine, glycine, alanine etc.), and then acidification, saltation. A series of anionic surfactants of N-acyl amino: sodium N-fatty acyl sarcosinate (SFS-12, SFS-14, SFS-16); sodiun N-fatty acyl glycinate(SFG-12, SFG-14, SFG-16); sodium N-fatty acyl alaninate(SFA-12, SFA-14, SFA-16)and sodium N-disproportionated rosinoyl aminatewere prepared. During the preparation of N-acylamino acid, the reaction conditions of acylchloride with amino acid condensation were identified by optimizing the synthetic conditions of N-lauroyl sarcosine: mol ratio of amino acid to acylchloride 2:1, reaction taken place in a solvent composed by acetone/water 2:1, acylchloride and 20% NaOH were slowly added to the reaction mixture at the same time while maintaining the pH at 9~10, after completion of adding maintaining reacting for 2.5h at 25℃.
首先以月桂酸、肉豆蔻酸、棕榈酸等天然脂肪酸和歧化松香为原料,与氯化亚砜反应制得酰氯,然后采用Schotten-Baumann 缩合法路线,即在碱性条件下,酰氯和氨基酸(肌氨酸、甘氨酸、丙氨酸等)缩合,经过酸化、成盐,合成一系列氨基酸型阴离子表面活性剂:脂肪酰肌氨酸钠,即月桂酰肌氨酸钠(SFS-12)、肉豆蔻酰肌氨酸钠(SFS-14)、棕榈酰肌氨酸钠(SFS-16);脂肪酰甘氨酸钠,即月桂酰甘氨酸钠(SFG-12)、肉豆蔻酰甘氨酸钠(SFG-14)、棕榈酰甘氨酸钠(SFG-16);脂肪酰丙氨酸钠,即月桂酰丙氨酸钠(SFA-12)、肉豆蔻酰丙氨酸钠(SFA-14)、棕榈酰丙氨酸钠(SFA-16);N-歧化松香酰基氨基酸钠(sodium N-disproportionated rosinoyl aminate),即N-歧化松香酰基肌氨酸钠(sodium N-disproportionated rosinoyl sarcosinate ,简称SDRS)、N-歧化松香酰基甘氨酸钠(sodium N-disproportionated rosinoyl glycinate,简称SDRG)、N-歧化松香酰基丙氨酸钠(sodium N-disproportionated rosinoyl alaninate,简称SDRA)。
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--- Method and apparatus for abstracting water from air wherein in a first phase of a recurring cycle a stream of cool, moist air from the atmosphere first cools a first heat storage condenser (1) and then humidifies a hygroscopic medium (14); in a second phase a stream of warm air additionally heated by solar radiation expels moisture from the hygroscopic medium and carries the moisture into said first heat storage condenser (1) where it condenses, releasing condensation heat, and drains away; in a third phase another stream of cool, moist air from the atmosphere first cools a second heat storage condenser (2) and then rehumidifies the hygroscopic medium, and in a fourth phase another stream of warm air heated by solar energy again expels the moisture from the hygroscopic medium and carries the moisture to said second heat storage condenser where it condenses and drains away, and wherein the warm air streams of the second and fourth phases, are preheated using the heat of condensation picked up by the said second heat storage condenser (2) in the fourth phase and the heat of condensation picked up by said first heat storage condenser (1) in the second phase, respectively, before being additionally heated by solar radiation and being used to expel moisture from the hygroscopic medium.
摘要---方法和仪器取水,从空气,其中在第一阶段的周期性循环流冷静,潮湿空气从大气中的第一冷却的第一个蓄热冷凝器( 1 ),然后humidifies一吸湿中等( 14 );在第二阶段流的暖空气此外,激烈的太阳辐射驱逐水分从吸湿中等,并进行水分成表示,第一蓄热冷凝器( 1 )凡它凝结,释放出凝结换热,及雨水渠的距离;在第三阶段另一流的冷静,潮湿空气从大气中冷却,第一第二蓄热冷凝器( 2 ),然后rehumidifies该吸湿中等,而在第四个阶段的另一流的暖空气加热太阳能再次驱逐水分从中期和吸湿性带有水分说,第二蓄热冷凝器而凝结及排水渠远离,和其中的暖空气流,第二和第四阶段,预热用热凝结回升,由说,第二蓄热冷凝器( 2 )在第四个阶段和热凝结回升,由说,第一蓄热冷凝器( 1 )在第二个阶段,分别之前,此外激烈的太阳辐射和被用来驱逐水分从吸湿中等。
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Media Help Everyday we are exposed to the steam often divided into two, one, the boiler steam - saturated steam 2, thermal power plants out of steam - superheated steam 1, a relatively stable temperature and pressure saturated steam, temperature lower than 250 ℃, working pressure lower than 1.6Mpa 2, superheated steam temperature and pressure changes of a high base temperature up to 400 ℃, working pressure is lower than 4.0Mpa For the first steam, we usually use soft sealing steam solenoid valve as follows: Structural characteristics This valve is a valve and Balance valves main valve by the two vice components with the second open valve Pilot solenoid valve Heat: electromagnetic part, some with special high temperature seals and sealing materials, electrical materials, and apply a variety of insulation measures Wear: selection and reasonable Globe Valves guidance suite valve cup and clever use of fluid lubrication, reduce wear, increase life expectancy Resistance to condensation: condensation of steam pipeline valve on the steam water is an important factor in action, the valve will not affect the condensation water Other uses - soft sealing steam solenoid valve This series solenoid valve can Safety valves be widely used in textile, printing, chemicals, plastics, rubber, pharmaceutical, food, building materials, machinery, electronics, surface treatment and research sectors and bathroom, dining room, air conditioning automatic control system.
介质说明日常生活中我们接触到的蒸汽常分为两种,1、锅炉蒸汽-饱和蒸汽 2、热电厂出来的蒸汽-过热蒸汽 1、饱和蒸汽温度压力相对稳定,电动阀门执行器温度低于250℃,工作压力低于1.6Mpa 2、过热蒸汽温度压力变化基数较大温度最高可达400℃以上,工作压力则低于4.0Mpa 对于第一种蒸汽,我们通常会选用氧气专用阀、铜阀门软密封的蒸汽电磁阀如下:结构特点本阀是由副阀和主阀两大部件构成的先导式二次开阀的电磁阀耐热:电磁部分、密封件部分用特种耐高温电工材料和密封材料,并应用了各种隔热措施耐磨:选材合理,电站阀门阀杯和导向套间巧妙地利用流体的润滑作用,减少磨损,提高寿命耐冷凝:蒸汽管道的冷凝水是影响蒸汽电磁阀动作的重要因素,本阀则不受冷凝水影响其他用途-软密封蒸汽电磁阀本系列电磁阀还可广泛地应用平衡阀纺织、印刷、化工、塑料、橡胶、制药、食品、建材、机械、电器、表面处理和科研部门以及浴室、食堂、空调等自控系统。
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The operation of condensation equipment primarily ensures the most favorable vacuum degree of condenser, reduces supercooling and oxygen content of condensation water and guarantees the quality of condensation water.
凝汽设备的运行主要是能保证凝汽器达到最有利的真空度,减少凝结水的过冷度和含氧量,保证凝结水达到合格的水质。
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The implementing process of TI in EMS is partitioned into two periods including product conception development and product technology development. The model of product conception development is built which is composed of demands identifying, technological modules identifying and conception appraisement. In the period of product technology development, the identification model of knowledge on new product is constructed at first. Enterprises should beware of selection and integration of the relative domain-specific knowledge, and do product innovation continuously by product platform approach based on the integration of outer technology resource efficiently. The view is put forward that Chinese EMI enterprises should do TI with self-innovation, and only by this way could enterprises build undependent technological capability and keeping product innovation continuously.
针对复杂产品概念设计过程建立由需求识别、技术模块明晰和评价反馈二部分组成的产品概念设计模型,认为成功的产品概念设计是经过以上流程所最终确定的;产品技术开发阶段,首先建立了新产品技术知识的识别模型;企业在产品技术开发过程中应该注意领域知识的选择与集成,在有效利用外部技术源的基础上,实现基于产品平台的产品创新;以大连机车车辆厂、哈尔滨电机厂等我国知名装备制造业企业为例,提出我国装备制造业企业在应用技术集成方法过程中,应该注重将技术集成与自主创新近性有机结合,以期有效突破企业产品技术发展过程中的瓶颈,实现产品技术的持续创新。
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In this study, six campaigns around Anping tide gauge, Tainan, were successfully performed and the collected GPS buoy data were processed with four types of precise ephemeris provided by IGS, including final product, rapid product, ultra-rapid product and ultra-rapid product with the use of PPP technique. Comparing the PPP results with DGPS, the differences reach 3~5 cm in the horizontal and 10 cm in the vertical with final product; 6~8 cm in the horizontal and 15 cm in the vertical with rapid product; 15~20 cm in the horizontal and 30~40 cm in the vertical with ultra-rapid product; 2~3 m in the horizontal and 3~4 m in the vertical with ultra-rapid product. In addition, the collected data were also processed by DGPS techniques using different reference stations to analyze the effect of various baselines. The results show that accuracy degrades when the baselines increase.
本研究在台南安平潮位站旁进行6次GPS浮标施测,首先利用与GPS浮标距离不同之GPS参考主站来进行差分定位,分析基线距离对GPS浮标定位成果的影响,由实验结果可得出基线越长则定位准确度越低;再以IGS提供之最终产品、快速产品、超快速产品(Ultra-Rapid product)之观测部分observed half、超快速产品(Ultra-Rapid product)之预估部分四种不同发布延迟时间的精密星历与精密时表改正资料对GPS浮标进行精密单点定位解算,与传统差分相对定位方法定位结果进行比较后,得出使用最终产品之平面方向均方根误差(Root Mean Square Error, RMSE)可达3~5公分,而高程方向均方根误差可达10公分;快速产品之平面方向均方根误差可达6~8公分,而高程方向均方根误差可达15公分;超快速产品观测部分之平面方向均方根误差可达15~20公分,而高程方向均方根误差可达30~40公分;超快速产品预估部分之平面方向均方根误差可达2~3公尺,而高程方向均方根误差可达3~4公尺。
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The company website operation, develops the B2C service to develop channels and so on Carrefour, Bestbuy to complete to Southeast Asia market survey Region marketing consultant works the responsibility division key sales territory, investigates the market environment and the domestic customer consumer behavior development essential channel seller, formulates the region sales program formulation reasonable price strategy, the opportune moment carries on the effective promotion customer maintenance, utilizes the actual seller the 4C theory to train The main achievement completes TOYOTA the SALE training (behavioral science, marketing theory, CS, brand management), grasps Toyota Production System and Just in the time management implements the Toyota type sale, manages in the region the channel, the achievement month by month promotes, to achieve the region year sales target (70,000,000 RMB) The commodity business planning works the responsibility deliberated company's profit structure, the analysis with the control division old times the profit and loss, the formulation new product operational policy, the strategy market environment investigation estimate potential market profit rate comparison product competition situation, the product localization, the estimate life cycle, the curve analytic product cost, after formulation price strategy product going on the market, track produce market situation The main achievement participates in W-PJT, NOVA-PJT, the AIR-FORCE project, under the project participates in the personnel joint effort, the product year sales volume achieves 100,000 Commodity business planning work responsibility market survey; Coordinates the South Korean research and development personnel, to the new product the brand-new development, formulates the zone price strategy, compared with competitive power situation.
公司网站运作,开拓B2C业务开发Carrefour、Bestbuy等渠道完成对东南亚市场调查区域销售顾问工作职责划分重点销售区域,调查市场环境及当地客户消费行为开发关键渠道销售商,制定区域销售计划制定合理价格策略,适当时机进行有效的促销活动客户维护,将4C理论运用到实际销售员培训主要业绩完成TOYOTA SALE培训(行为科学、营销理论、CS、品牌管理),掌握Toyota Production System和Just in time管理实施Toyota式销售,管理区域内渠道,业绩逐月提升,达成区域年销售目标(7千万RMB)商品企划工作职责与管理部研讨公司的利润结构、分析往年损益,制定新品经营方针、策略市场环境调查估计潜在市场获利率比较产品竞争情况,产品定位,预估生命周期、曲线分析产品成本,制定价格策略产品上市后,跟踪产品市场情况主要业绩参与W-PJT、NOVA-PJT、AIR-FORCE项目,在项目参与人员共同努力下,产品年销量均达到10万台商品企划工作职责市场调查;协同韩国研发人员,对新产品全新开发,制定区域价格策略,比较竞争力情况。
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On legislative stylistic rules and layout, our country does not have formal content to go up,; of independent product liability law is in of product liability return duty in principle," product quality standard " return duty the principle is not quite sufficient to the protection of consumer, of " of product " blemish decide the; of legitimate rights and interests that the standard goes against protective consumer is opposite relief respect of the victim, damages range is narrow, compensatory number is lower in code of product liability of; our country, of the concept to the product, limits limit skimble-scamble, the place; that has mutual contradiction even and little to the regulation of product liability of concerning foreign affairs or foreign nationals.
在立法体例上,我国没有形式意义上的、独立的产品责任法;在产品责任的归责原则上,《产品质量法》的归责原则对消费者的保护不够充分,产品&缺陷&的判定标准不利于保护消费者的合法权益;在对受害者的救济方面,损害赔偿范围狭窄,赔偿数额较低等;我国产品责任法规中,对产品的概念、范围的界定不统一,甚至有相互矛盾之处;而且对涉外产品责任的规定少。
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First, characteristics of product models in traditional design and concurrent design are compared. Therefore, thoughts of design object and design process working in the double harness are put forward. And, two typical representation methods of product model, and their localization are expatiated. Concept of generalized engineering semantic feature is defined. State of product design model is expressed. Then, an integrated representation method of product model is advanced. Based on the Pro/Engineer software platform, product-modeling system for product general information model is set up.Second, relationships between different product models and approach of data exchange are analyzed.
首先,分析和比较了传统设计与并行设计中产品模型的特点,提出了并行设计中同时考虑设计对象并行与设计过程并行的思想;在阐述两种典型产品模型表示方法,分析其片面性的基础上,引入了广义工程语义特征的概念,表达了产品设计模型的状态,提出了一种集成的产品模型表示方法;基于Pro/E软件平台,建立了产品广义信息模型建模系统。
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This paperindicated that it was good for condensation reaction when benzene-ring bearingelectron-attaching groups. It also showed that and the 6-hydroxyl group could bereacted with acyl halide, haloid ether and halo alkene, but not with halo alkane. It wasnot only the first time to find that the reaction product of D-mannitol and aromaticaldehyde is tri-condensation derivatives, but also the first time to obtain thep-phthaldehyde-sorbitol derivatives containing eight hydroxyl groups.
研究发现:苯环上有吸电子基团时对缩合反应有利;多元醇缩醛衍生物6-羟基除与酰氯反应外,也能和卤代酸酯、溴代烯反应,但不与卤代烷反应;首次发现D-甘露醇与醛反应主要得到三缩合物;首次合成了含有8个羟基的对苯二甲醛和山梨醇的缩合物。
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- 推荐网络例句
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The circulation, consumption and reproduction of the trilogy have not only testified to its historical significance and literariness, but also invested it with new meanings.
该三部曲的流通、消费与再生产不仅验证了其历史意义及文学性,而切还赋予它以新的意义。
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If he thought that he could buy me off, he would be wrong.
如果他认为他可以收买我,那他就大错特错了。
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Can I be excused today's lesson?
我可以不上今天的课吗?