Rapid temperature falling, rapid frosting and strong air extraction capability for the vapor.
降温迅速，快速结霜，对水蒸气有强大的抽气能力；
The invention relates to a vacuum packer, especially a vacuum chamber, working flat board and sealing air extraction device.
本发明涉及真空包装机，特别涉及一种真空包装机的真空工作室、工作平板及密封抽气装置。
When using this product, we strongly recommend that you always work in a well-ventilated area, preferably with some form of air extraction system.
我们强烈建议您在通风良好处使用本调色液，最好在拥有通风系统处使用。
Presents general principles and forms for the design and selection of air-conditioning and ventilation system, involving kitchen air extraction and spot fresh air supply systems.
阐述了宾馆酒店厨房通风空调设计的一般原则及通风系统的采用形式，包括排风系统、岗位新风的设计。
However, rare earth is often radioactive. Moreover, in the smelting and extraction of rare earth, dangerous chemicals are frequently used, thus polluting local air, water and land.
但是，稀土生产往往带有放射性，加工企业在冶炼和分离稀土时，也经常使用危险的化学品，周围的空气、水和土地容易遭到污染。
Extraction of air is required at cooking surfaces.
在烹饪中提取所需空气表面。
Three pretreatments including air oxidation pretreatment, nitric acid oxidation pretreatment, ultrasonic pretreatment are used to increase the rate of humic acid extraction.
采用空气氧化预处理、硝酸氧化预处理、超声波预处理三种方法提高腐殖酸的提取率。
Pressurized ventilator( air feed) and smoke extraction fan are interlockingly controlled.
加压送风机（补风）与排烟风机联锁控制。
Trace lead in baked food is determined by air-acetylene flame atomic absorption spectrometry (FAAS) with APDC-DDTC-MIBK as the extraction and preconcentration system after cineration process.
烘焙食品试样经灰化处理后，用APDC DDTC MIBK体系萃取富集试液中的铅，利用空气乙炔火焰原子吸收法测定烘焙食品样品中铅的含量。
The extraction fan 1HU removes air from the lavatories and the galleys through a duct which is installed above the cabin ceiling.
抽气风扇通过安装在客舱天花板上的管道，把厕所和厨房的空气抽出来。
The method of determination of copper in light oil by air-acetylene flame atomic absorption was discussed in this paper, and the extraction and enrichment of copper in light oil was reviewed.
探讨了用原子吸收空气-乙炔火焰连续测定轻质油中痕量铜的方法，并考察了轻质油中铜的萃取富集方法。
Extraction of lignin can treat black liquor for the purpose of reducing air pollution.
提取造纸黑液中的木素可起到治理黑液减轻污染的作用。
Each extraction chamber is provided with the press roller therein connected to the air cylinder above the extraction tank.
每一萃取室内设有压辊，压辊与萃取槽上方的气缸相连。
Objective:To investigate the superiority by using high speed air turbine drill in extraction of impacted mandibular teeth, especially in low mesioangular impaction and horizontal impaction.
目的：探讨高速涡轮机在辅助拔牙，特别是在下颌近中低位及水平位阻生牙的拔除中的优越性。
Objective To observe the clinical effects of filling an anterior chamber with air during cataract extraction and implantation of artificial lens.
目的观察白内障摘除空气填充前房人工晶体植入术临床应用的效果。
Conclusion: the application of complete intravenous combined anesthesia HFJV is effective in the infantile air passage foreign body extraction.
结论：静脉复合全麻下行hfjv在小儿气道异物取出术的应用效果是确切的。
Objective: To comparatively analyze the complications of extraction of impacted mandibular third molars with air turbine handpiece or chisel.
目的：对比两种方法拔除下颌阻生的第三磨牙在术中或术后出现并发症的情况，分析其可能原因及预防方法。
The same set of system (double speed) is used for usual ventilation and smoke extraction in case of fire accident, so the air intake is set as normally open.
平时通风和火灾时排烟共用一套系统(双速)，故风口设置为常开型。
It is mainly used for extraction of air and other non-corrosive, does not dissolve in water, containing a small amount of solid particles of the gas in order to form a vacuum sealed container.
它主要用来抽除空气和其它无腐蚀，不溶于水，含有少量固体颗粒的气体，以便在密闭容器中形成真空。
It also probes into the features of the heating ventilating & air conditioning design for medicine factories as well as the methods of the smoke control and extraction for medicine factories.
介绍了药品的性质，探讨了药厂暖通空调设计的特点，以及对药厂的防、排烟设计的设想。
Presents the design of air conditioning cold and heat sources, smoke control and extraction system and water system in the project.
介绍了该工程的空调冷热源设计、防排烟系统设计和空调水系统设计，并结合大型商场设计的特点提出了应注意的问题。
Air of kitchen and diesel generator room is exhausted by filter-type extraction hood, which is laid on the roof of the building.
厨房及柴油发电机房排风采用过滤型排气罩，且屋顶排放。
The bromine extraction processes by air blow-out method from seawater and brine have been widely used at home and abroad.
以浓海水(卤水)为原料的空气吹出法制溴素工艺已在国内外广泛使用。
Subcutaneous and mediastinal emphysema is a rare complication of dental extraction and the use of air turbines has often been implicated.
皮下和纵隔气肿是一种罕见的并发症，拔牙和使用空气涡轮机往往被牵连。
The application of dental air turbine in the extraction of impacted wisdom tooth and other alveoplasty surgeries is summarized.
本文总结了高速涡轮钻在各种类型的阻生智齿拔除术及其他牙槽外科手术中的应用。
The technological conditions of solvent extraction, air-blowing and the data of comparative analyses of the product are given.
文中给出了抽提和氧化等工艺条件及产品分析比较数据。
Ultrasonic extraction was used to extract the gypenosides from fresh leaves sample(F), fixed sample(X), baked sample(B), air-dried sample(A) and dry tea sample(D) of Gynostemma pentaphyllum.
用超声法提取绞股蓝鲜叶样、杀青样、烘干样、风干样以及绞股蓝袋泡茶干茶样的总皂甙， 并测定其含量。
The Search to Properties of Fire Smoke Flow and Air Supplement and Mechanical Smoke Extraction Systems in Corridor of Building;
根据虚拟风机优选出实体风机，将实体风机带入烟流软件，得出了机械排烟条件下的烟流特性参数。
Volatile components of fresh onion, vacuum freeze-drying onion and hot-air drying onion were obtained by simultaneous distillation-extraction(SDE), 36,33,27substances were analyzed by GC-MS.
采用同时蒸馏萃取的方法提取新鲜洋葱、真空冷冻干燥洋葱和热风干燥洋葱的挥发性成分，并经气质联用分析，分别析出36、33、27种物质。
Volatile components of fresh onion, vacuum freeze-drying onion and hot-air drying onion were obtained by simultaneous distillation-extraction(SDE), 36,33,27substances were analyzed by GC-MS.
采用同时蒸馏萃取的方法提取新鲜洋葱、真空冷冻干燥洋葱和热风干燥洋葱的挥发性成分，并经气质联用分析，分别析出36、33、27种物质。
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