譜線標準 的英文怎麼說

中文拼音 [xiànbiāozhǔn]
譜線標準 英文
line standard
  • : Ⅰ名詞[書面語]1 (按類別或系統編成的書或冊子等) table; chart; register 2 (指導練習的格式或圖形)...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : Ⅰ名詞1 [書面語] (樹梢) treetop; the tip of a tree2 (枝節或表面) symptom; outside appearance; ...
  • : Ⅰ名詞1 (標準) standard; guideline; criterion; norm 2 (目標) aim; target Ⅱ動詞1 (依據; 依照)...
  • 標準 : (衡量事物的準則; 榜樣; 規范) standard; criterion; benchmark; pip; rule; ètalon (衡器); merits
  1. Standard test method for quantitative determination of americium 241 in plutonium by gamma - ray spectrometry

    用射法定量測定鈈中鎇241的試驗方法
  2. 5. detection : the samples were extracted with ethyl ether. the lidocaine in the sample was qualitated by rf and a tlc scanning spectrometry, quantitated by a tlc scanning chromatography and a two points external standard method or a standard curve method

    5 、利多卡因檢測方法:樣品堿化處理后,乙醚提取,薄層掃描檢測,根據利多卡因的rf值結合光掃描圖定性,外兩點法或法定量。
  3. Electromagnetic compatibility and radio spectrum matters - electromagnetic compatibility standard for radio equipment and services - part 12 : specific conditions for very small aperture terminal, satellite interactive earth stations operated in the frequency ranges between 4 ghz and 30 ghz in the fixed satellite service v1. 2. 1

    電磁兼容性和無電頻情況.無電設備和服務的電磁兼容性.第12部分:固定衛星服務中工作在4 ghz到30 ghz頻帶的衛星地面站微小孔徑端的具體條件
  4. Evolving the underlying networks to support a mass market, however, presents a number of challenges : spectrum is a limited resource ; cdma standards have sub - optimal spectral efficiency ; layered 3g network architectures are not conducive to low - latency services ; and capacity - enhancing smart antenna or multiple antenna systems have been disappointing

    但開發基本網路以滿足廣大市場,仍面臨幾大挑戰:頻資源有限、 cdma的光效率未達最優、分層3g網路架構未能實現即時服務、及容量增大的智能天或多天系統仍不盡人意。
  5. Standard guide for x - ray emission spectrometric analysis

    X射發散光分析指南
  6. The standard method in western music has in recent centuries been by means of staff notation, but different forms of letter notation have been used, with imaginative forms of graphic notation in some contemporary music and, in earlier times, tablature, a combination of letters, numbers and staff designed for particular instruments

    近幾個世紀的西方音樂所用的方法是採用五的形式,但是運用了不同形式的音名,在一些現代音樂中運用的新形式的圖示記法,早期,指法,由專為特定樂器設計的字母,數字,五組成。
  7. Standard test method for determination of bromine and chlorine in uf6 and uranyl nitrate by x - ray fluorescence spectroscopy

    用x射熒光光測定法uf - 6和硝酸鈾酰中溴和氯的含量的試驗方法
  8. Standard test methods for rubber - determination of ethylene units in ethylene - propylene copolymers and in ethylene - propylene - diene terpolymers by infrared spectrometry

    紅外法測定乙丙橡膠和三元乙丙橡膠中乙烯單體的試驗方法
  9. Is responsible for regulating the telecommunications industry in hong kong. its responsibilities include economic regulation, technical regulation, enforcing fair competition rules, setting technical standards, co - ordinating the development of the telecommunications infrastructure, investigating consumers and industry complaints, managing the radio spectrum, providing advice to the government on telecommunications matters and representing hong kong in international telecommunications organisations

    負責監管香港的電訊業,其范圍包括經濟規管,技術規管,執行公平競爭條款,制訂技術,協調電訊基礎建設的發展,調查消費者和業界的投訴,管理無電頻,就電訊事宜向政府提供意見,以及代表香港參與國際電訊組織。
  10. Standard test method for determination of trace metals in petroleum coke by wavelength dispersive x - ray fluorescence spectroscopy

    利用波長色散x射熒光光學測定石油焦中痕量金屬的試驗方法
  11. Standard test method for quantitative determination of cellulose nitrate in alkyd modified lacquers by infrared spectrophotometry

    用紅外測定法對醇酸天然漆中硝酸纖維素定量測定的試驗方法
  12. If the focal point of the len shifts around the surface of the sample, the mass ablation, the temperature of the plasma and the spectral intensity appear asymmetric and their maximum occur at the location which is about 0. 4mm under the surface of the sample. ( 2 ) to the plasma of the aluminum alloy sample, when the operating voltage is 1600v, the height from the observed location of the plasma to the surface of the sample is 2mm and the argon pressure is 660 torr, the spectral intensity have the maximum values

    ( 2 )對于鋁樣品,在激光器工作電壓為1600v 、等離子體觀測高度為2mm 、氬氣壓力為660乇時,其強度最強;以al 308 . 22nm 、 al 309 . 27nm兩條為分析,發現隨著環境氣壓的增大,自吸效應明顯增強,當環境氣壓達到600 - 700乇時,幾乎產生自蝕。
  13. Standard test method for determination of plutonium isotopic composition by gamma - ray spectrometry

    用射法測定鈈同位素成分的試驗方法
  14. Dttb ( digital television terrestrial broadcasting ) is one of the present digital television broadcasting modes, whose transmission media is earth. after a decade of intense research and development, the standards of digital television satellite broadcasting and digital television cable broadcasting have been confirmed. but the standard of digital television terrestrial broadcasting is still in disputation, for its transmission environment is rather awful, its spectrum resource is very limited and its service required is disperse, so it is potential to be improved in many aspects

    數字電視廣播發展近十年來,衛星和有電纜廣播的基本傳輸體制已確定,而地面廣播由於傳輸環境惡劣,頻資源有限,應用需求分散,其在各國仍有極大的爭議,因為目前沒有一套能解決實際地面傳輸中的所有問題,因此數字電視地面廣播在許多方面都有很大的改進潛力。
  15. Standard guide for nondestructive assay of special nuclear material holdup using gamma - ray spectroscopic methods

    用射法對特殊核物質含量的無損分析的指南
  16. The composition, structure, and properties of the as prepared composite films have been characterized in detail by uv - vis, ftir, and x - ray photoelectron spectra, ellipsometry, scanning electron microscopy, atomic force microscopy, transmission electron microscopy, fluorescence spectroscopy, and standard four - probe technique

    採用uv - vis光、 ftir光、 x -射光電子能、橢圓光度法、掃描電子顯微鏡、原子力顯微鏡、透射電子顯微鏡、熒光光四探針技術對所制備的納米復合膜進行了組成、結構和性能表徵。
  17. Surface chemical analysis - chemical methods for the collection of elements from the surface of silicon - wafer working reference materials and their determination by total - reflection x - ray fluorescence spectroscopy

    表面化學分析.從矽片工作物質表面採集元素的化學方法及其全反射x射熒光光法的測定
  18. Gas chromatographic internal standard method was considered to determine purity for 1, 1 - dimethylhydrine ( udmh ) instead of the standard working curve method

    研究了氣相色法代替常規的工作曲法測定偏二甲肼純度( udmh ) 。
  19. Standard test methods for chemical analysis of ceramic whiteware materials using wavelength dispersive x - ray fluorescence spectrometry

    使用波長色散x射熒光光法進行白色陶瓷材料化學分析的試驗方法
  20. Synchrotron radiation source ' s excellent characteristic made it as ideal euv and soft x - ray standard source, the spectrum can be calculated from the storage ring parameters

    同步輻射的一系列優異的特性決定了它是非常理想的極紫外和軟x射光源,輻射光可以通過存儲環的參數計算得到。
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