gas composition test 中文意思是什麼

gas composition test 解釋
氣體成分試驗
  • gas : n （pl gases ）1 氣，氣體，氣態 〈cf fluid; solid〉 2 可燃氣，煤氣，沼氣；【礦物】瓦斯。3 【軍事...
  • composition : n 1 作文（法），作詩（法），作曲（法）；作品，文章；樂曲；文體，措辭。2 編制；結構，構造，組成，...
  • test : n 1 檢驗，檢查；考查；測驗；考試；考驗。2 檢驗用品；試金石；【化學】試藥；（判斷的）標準。3 【化...
  1. Standard test methods for composition of turpentine and related terpene products by capillary gas chromatography

    通過毛細孔氣相色譜對松節油和相關的萜烯產品的組成的標準試驗方法
  2. The corrosion behavior of nanocrystalline ( nc ) copper bulks with various grain sizes prepared from igc ( inert gas condemsation ) and vacuum annealing in comparison with conventional microcrystalline ( mc ) copper ( as - rolled and electrolytic ) in acid copper sulphate solution and neutral solution containing chlorides under free corrosion conditions and anodic polarizations has been studied using potentiodynamic polarization, potentiometric analysis, cyclic voltammetry and electrochemical impedance spectroscopy. x - ray diffraction was used to estimate the grain size of the annealed nc copper. field emission gun scanning electron microscopy and x - ray energy - dispersive spectroscopy was used to characterize the surface morphology and analyze the surface composition after the polarization and potentiometric test of both nc and mc copper

    本文研究了用igc （惰性氣體蒸發凝聚原位溫壓法）制備並真空退火到不同晶粒尺寸的納米晶銅和微米晶銅（冷軋紫銅、電解銅）在酸性硫酸銅溶液和中性含氯溶液中，在自腐蝕狀態和陽極極化狀態下的腐蝕性能。使用了動電勢極化、電位測定、循環伏安法（ cv ）和電化學阻抗譜（ eis ）等方法。 x -射線衍射（ xrd ）的方法用來估算納米晶銅晶粒尺寸。
  3. Zno thin films were deposited on silicon ( si ) and glass substrate by reactive radio frequency sputtering ( rf ) technique with zinc target in the mixed gas of ar ando2, and used zno buffer improving the quality of zno thin film. the effects of parameters on the thickness, composition, texture, morphology, optical properties and electrical properties of zno thin films had been systematically investigated by means of xrd, xps, sem, afm, pl and hall test system

    採用x射線衍射（ xrd ） 、 x射線光電子能譜（ xps ） 、掃描電子顯微鏡（ sem ） 、原子力顯微鏡（ afm ） ，光致發光譜（ pl ）和霍爾效應測試技術系統研究了濺射工藝和退火工藝對zno薄膜的厚度、成分、織構、表面形貌、光學性能和電學性能的影響規律。
  4. Standard test method for determination of hydrocarbon types composition in gasoline by multidimensional gas chromatography

    汽油中烴族組成測定法多維氣相色譜法
  5. Standard test method for preparation of methyl esters from oils for determination of fatty acid composition by gas - liquid chromatography

    氣液色層分離法測定脂肪酸組分用的從油中制取甲酯的標準試驗方法
  6. By using breath gas to replace established blood or urine samples as biomarker source, several advantages would be obtained such as easy in sample collection and operating, unsophisticated in sample ' s composition, less infection risk, non - invasive test, real - time, and easy in repetition tests

    利用呼出氣體替換血液樣本作為生物指針的優點有：簡單方便、呼氣檢體取得容易、呼氣樣品組成較血液或尿液樣品單純、較無感染的危險、不具侵入性、實時性、重復測試容易等優點。
  7. In the experiments, two series of catalysts were synthesized by co - deposition and sol - gel methods each. the composition of both waterproof and gas diffusion layer and catalysis layer were optimized by the orthogonal test. meanwhile, quasi - steady cathode polarization curves, x - ray diffraction ( xrd ), scanning electronic microscope ( sem ) were used to analyst the relationship between the microstructure and the performance of air electrode

    實驗採用共沉澱法和溶膠凝膠法合成了兩類催化劑;對防水透氣層和催化層進行了正交試驗優化;同時，還採用測準穩態極化曲線， x射線衍射（ xrd ） 、掃描電子顯微鏡（ sem ）等分析測試手段，對空氣擴散電極催化材料、空氣擴散電極界面結構與性能的關系等作了較深入的研究。
  8. Test method for tar acid composition by gas - liquid chromatography

    氣態-液態色譜法測定焦油酸組成的試驗方法
  9. Standard test method for tar acid composition by capillary gas chromatography

    用毛細管氣體色譜測定焦油酸成份的標準試驗方法
  10. Gas composition test

    氣體成分試驗
  11. The mfgmo shall supervise and test the composition, calorific value and pressure of fuel gas, and the filling weight of fuel gas cylinders

    市燃氣管理處應當對燃氣的成份、熱值、壓力和燃氣氣瓶的充裝重量進行監測。
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