頂空 的英文怎麼說

中文拼音 [dǐngkōng]
頂空 英文
head space
  • : i 名詞(人體或物體的最上部) crown; peak; top Ⅱ動詞1 (用頭支承) carry on the head 2 (從下面拱...
  • : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
  1. Determination of adulteration musk by gc - ms, spme and hs

    頂空進樣和固相微萃取進樣鑒別摻偽麝香
  2. Advances in studies of extraction rate and health - careeffect of trace elements in tea

    比色管頂空氣相色譜法測定水樣中三氯甲烷
  3. Method : a static headspace gc - ms method was used to detect sulfur in the fumatory radix bupleuri, the authentic samples free of sulfur was detected as reference

    方法:運用靜態頂空毛細管氣相色譜質譜聯用技術進行檢測市售柴胡是否經硫黃熏蒸,並從產地採集未經硫黃熏蒸的柴胡作為陰性對照藥材與市售柴胡進行比較。
  4. Determination of residues of fumigant sulfonyl fluoride in cereals by headspace gas chromatography

    糧食中熏蒸劑硫酰氟殘留量的頂空氣相色譜測定
  5. Fast detection of ketamine in urine by hs spme - gc npd

    頂空固相微萃取氣相色譜法快速檢測尿液中氯胺酮
  6. If we can find a way to artificially enhance the adsorption of activated carbon, its benefits on economy and environment will be considerable. it is the aim of this work to investigate electrosorption of chloroform in water on granular activated carbon. the potentials on working electrode are controlled by potentiostat and the concentration of chloroform is measured by headspace gas chromatography

    實驗用恆電位儀作控制電源,調節工作電極電位(相對于參比電極電位)來控制加在活性炭上的電場,用頂空進樣法測定水中氯仿的剩餘濃度,參照方法與依據都是國家標準方法或國外先進方法。
  7. The intelligent inspect system for roof slts in shenzhen citizen center is selected as a practice engineering background in this paper, the structure is a new political and cultural center and a symbolic architecture in shenzhen which overall structural area is 2. 1 million square meter, the roof is the largest space lattice in the world which is 486 meter long and 154 meter wide

    本文以深圳市民中心為實際工程背景,深圳市民中心是深圳市新的政治文化中心和標志性建築。其總建築面積近21萬平方米,大屋頂空間網架結構長486米,寬154米,是迄今為止世界上最大的網架結構。
  8. Recently, some techniques, like liquid - liquid extraction, headspace, chromatography fractionation and spme, have applied to the researches of aroma compounds in chinese rice wine

    近年來,頂空取樣、液液萃取、色譜分離技術、固相微萃取等技術已經開始應用於黃酒的風味成分研究。
  9. The article studied the quantitative and qualitative impaction of operate - factors on fiber absorption capacity when volatile substance of meat essence was extracted and analysed by applying hs - spme coupled with gc - ms

    摘要本文研究了在利用頂空固相微萃取對揮發性物質進行吸附檢測時,操作因素對萃取容量的影響。
  10. Urine. determination of methanol. headspace - gas chromatographic method

    尿中甲醇的頂空氣相色譜測定方法
  11. Urine. determination of trichloroacetic acid. headspace gas chromatographic method

    尿中三氯乙酸頂空氣相色譜測定方法
  12. Analysis of rresidual solvents in ceftriaxone sodium by headspace gas chromatography

    頂空氣相色譜法測定頭孢曲松鈉中多種溶劑殘留量
  13. Water quality - determination of volatile halogenated organic compounds - headspace gas chromatography

    水質揮發性鹵代烴的測定頂空氣相色譜法
  14. Under the appropriate conditions of sampling equipment of gas chromatographic headspace analysis, determine a suitable salt and a suitable extracting solvent by the orthogonal design method, then determine the fitting feed composition of ethanol - water mixture, the fitting distribution between extracting solvent and mixture, and the fitting salt concentration by the uniform design method

    在對建立的頂空氣相色譜采樣裝置的操作條件進行優化之後,先用正交試驗設計法確定非連續性因素鹽和萃取劑及其在備選水平中的適宜水平,再用均勻試驗設計確定連續性因素乙醇的進料濃度、萃取劑配比和加鹽量及其備選水平中適宜的水平范圍。
  15. A three - alarm fire at the monte carlo casino in las vegas sent flames raising across the roof, filling the sky with thick black smoke

    拉斯維加斯蒙特卡諾娛樂城發生三級火災火,火苗燒穿了屋中濃煙滾滾。
  16. The technique requires multiple extractions from the sample vial. this is very useful for developing method and running special sample

    對于同一樣品瓶的多次頂空提取,得到多個樣品色譜圖,用於方法的開發和對特種樣品的分析。
  17. Rapid determination of aroma components in kiwifruit wine by hs - spme and gc - ms

    頂空固相微萃取在獼猴桃酒香氣成分測定中的應用
  18. Methods : use head - space automatic injection method, isolating with the nonpolarity flexibility capillary column, calculating with external method

    方法:採用外標法頂空自動進樣,在非極性彈性毛細管柱上進行分離,效果良好。
  19. An analytical survey of 10 main volatile constituents in yanjing draft beer brewed this year and some other brands of beer were conducted by using hscgc technique

    摘要採用靜態頂空進樣結合高效毛細管氣相色譜分析啤酒香味組分的技術,對2004年「燕京」純生啤酒的10種主要香味組分進行了測定。
  20. According to the extracting temperature, the multistage operation of hs - spme was developed, that is the operation should apply relative high extracting temperature for low volatility substance, and apply relative low extracting temperature for high volatility substance

    基於以上,提出頂空固相微萃取的分段操作,針對高揮發度的待分析物質採用較低的萃取溫度萃取,低揮發度的待分析物質採用較高的萃取溫度萃取。
分享友人