樣品萃取 的英文怎麼說
中文拼音 [yàngpǐncuìqǔ]
樣品萃取
英文
sample extraction- 樣 : Ⅰ名詞1. (形狀) appearance; shape 2. (樣品) sample; model; pattern Ⅱ量詞(表示事物的種類) kind; type
- 品 : Ⅰ名詞1 (物品) article; product 2 (等級; 品級) grade; class; rank 3 (品質) character; qualit...
- 萃 : Ⅰ動詞[書面語] (聚集) come together; assemble Ⅱ名詞1 [書面語] (聚在一起的人或事物) a gathering...
- 取 : Ⅰ動詞1 (拿到身邊) take; get; fetch 2 (得到; 招致) aim at; seek 3 (採取; 選取) adopt; assume...
- 樣品 : sample; specimen; prototype; exponent
- 萃取 : [化學] extract; extraction
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Antimicrobial effect of the bacteriocin produced by r21 - 4 is studied in the food systems. the results show that the conspicuous antimicrobial effect in the preservation of fresh milk. the samples were stored under 37 and the bacteria concentration in the sample with bacteriocin was 3 - 5 order less than the sample without bacteriocin
考察了r21 - 4產生的細菌素用有機溶劑萃取制備的方法及其在食品中的防腐效果,結果表明,細菌素在消毒鮮牛奶的保藏中具有明顯的防腐效果,樣品添加細菌素在37保存24h - 48h后與對照相比細菌總數相差3 - 5個數量級,防腐效果顯著。Stability testing and compare of the hydroextracting the dark brown pigment from walnut epicarp of dry in the sun and by the airing and retting
摘要將同一采樣點的樣品分別曬乾、晾乾、漚干后,以水為萃取劑,提取棕褐色色素,並對其穩定性進行了測試與比較。The efficiency of extracting mercury and selenium from livers homogenate by acetone, 80 % ethanol, and ammonium acetate all were very low
溶劑萃取結果表明, 90以上的汞硒化合物存在於肝臟的不溶部分中(粉末樣品) 。Standard practice for separation and concentration of ignitable liquid residues from fire debris samples by solvent extraction
用溶劑萃取法分離和濃縮從火燒瓦礫樣品中獲取的可燃液體殘渣的標準實施規程Total content means the total quantities of heavy elements that can be extracted from the specimen by concentrated acid under heating conditions for a period of time
總含量是指在濃酸加熱一段時間后從樣品中萃取出來的總的重金屬的含量。Stir bar sorptive extraction ( sbse ), which was originally developed at the end of 1990s, is a kind of novel and solvent - free sample preparation technology with high sensitivity and reproducibility
攪拌棒吸附萃取是九十年代末發展起來的一種新型的樣品前處理技術,具有靈敏度高、重現性好、不使用有機溶劑等優點。Universality, i. e. possibility of organization of modular production with a various level of material inputs and, depending on it, various final product - from an pectin extract up to dry pectin ; ecological safety achieved at the expense of an chemical aggressive mediums ( mineral acids, alkalis, salts multivalent metals etc. ) elimination ; possibility of organization of production various pectin containing food items with specific properties ( liquid and dry pectin extract, of pectin containing powders and paste, liquid and dry pectin containing sugar etc. ) on the same hardware - contribution link
具有多樣性,既可以組織不同材料費的模塊式生產,並籍此生產出各種終端產品? ?從果膠萃取物到乾果膠,也可在一條工藝設備生產線上組織生產各種性能的果膠產品(液體果膠萃取物和乾果膠萃取物、果膠粉、果膠膏、液體果膠糖、乾果膠糖等) 。A method was developed for the determination of free amino acids in tobacco of different areas ( yunnan, guizhou and henan ) and of different technological processes using reversed phase high performance liquid chromatography ( rp hplc )
摘要選取雲南、貴州、河南的經不同工藝處理生絲、薄板乾燥、高溫氣流乾燥的煙絲;採用微波協助萃取技術進行樣品的前處理;經活化的陽離子交換柱進行純化,再用柱前衍生反相高效液相色譜的方法對其游離態氨基酸進行含量分析。A review on the application of liquid membrane extraction for environmental sample preparation is presented
摘要對液膜萃取技術在環境樣品前處理中的應用進行了綜述。Water quality - determination of selected alkylphenols - method for non - filtered samples using liquid - liquid extraction and gas chromatography with mass selective detection
水質.所選烷基苯酚的測定.使用液-液萃取和帶質量選擇檢測的氣相色譜法的無過濾樣品法Standard practice for ultrasonic extraction of paint, dust, soil, and air samples for subsequent determination of lead
鉛的連續測定用塗料塵埃土壤和氣體樣品的超聲萃取的標準實施規范Standard test methods for gravimetric determination of total solvent extractable content of solid waste samples
固體廢棄物樣品中溶劑可萃取總含量的重量分析測定試驗方法The worm - like mesoporous materials were synthesized and characterized with tem, x - ray diffraction, nitrogen adsorption / desorption and ft - ir techniques, etc. the results showed that all the samples had larger porediameter than the samples through calcinations under resembled conditions, but the mesopore ordered poorly. ft - ir results showed hexagonal structural character were kept, but xrd, tem results showed that the samples have the structure characteristics of msu - x. it was analysized that all n2 adsorption isotherms of the samples belong to langmuir iv category which is related to mesoporous materials
Ft - ir光譜表徵結果顯示,經萃取處理后的介孔sio _ 2材料保持了六方的結構特徵;經xrd 、 tem進一步分析,證實所合成的介孔氧化硅材料具有msu - x材料的結構特徵, xrd譜圖表明樣品具有短程有序性:所合成的材料低溫n _ 2吸附測試結果表明,各樣品的n _ 2吸附等溫線均與中孔(介孔)特徵的第類曲線基本相符;由kelvin公式計算得到的孔徑分佈曲線說明,介孔材料具有較為集中的孔徑分佈;各樣品的bet比表面積比較高。Standard practice for extraction of solid waste samples for chemical analysis using soxhlet extraction
用索格利特萃取法對化學分析用固體廢棄物樣品的萃取的標準操作規程The setting - up, principles and practical applications of these three categories for environmental sample preparation are introduced, respectively
分別介紹了這3類方法的萃取裝置、原理及在環境樣品前處理中的實際應用。Then, this paper introduces the work of this experiment including the following several respects : ( 1 ) assemble a simple device for spme with a micro - syringe, and set up the system for appraising the enrichment ability of spme coating to solid sample and liquid sample
本實驗的工作包括以下幾個方面: ( 1 )用微量注射器組裝法自制了簡易固相微萃取裝置,建立了評價spme塗層富集能力的固體樣品體系與液體樣品體系。Solid - phase extraction ( spe ) is an effective tool for the preconcentration of trace elements and their separation from various sample constituents
固相萃取對于痕量元素的預濃縮和將元素從各種樣品中分離是一種有效的工具。Numerous applications of spe to the separation and preconcentration of different elements and their species, including on - line combinations with instrumental determination techniques, are described and tabulated
固相萃取在不同元素及其樣品的分離和預濃縮中的很多應用包括用儀器測定在線化合技術,都進行了描述和列表。The pretreatment of food samples for determination of organochlorine pesticides residues were described in this article, including several new technology which development during recent years, for example : supercritical fluid extraction, accelerated solvent extraction and solid - phase microextraction, these methods have reduced the time and solvent needed for sample extraction
摘要綜述了近十年來國內外對于食品中有機氯類農藥分析的前處理技術,其中包括了近幾年出現的一些新技術,如:超臨界流體萃取、加速溶劑萃取和固相微萃取等,這些新技術不但縮短了樣品的前處理時間並且減少了有機溶劑的用量。Because the diagrammatic representation of aspect models effectively visualises the patterns of users ' experiences and the problems in use situations, the scenario development with this mechanism can easily represent the important user information like those problems and requirements extracted from user studies, which can be directly utilized for generating new product concepts
因為特徵模型的表述圖表有效的可視化了用戶體驗的樣式和在用戶使用環境下的問題,用這個機制進行典型場景的發展能很容易的表述重要用戶信息,像那些從用戶研究里萃取出來的問題和需求,這些問題和需求能直接利用與產生新產品的概念。分享友人