粒級標準 的英文怎麼說

中文拼音 [lìjíbiāozhǔn]
粒級標準 英文
size-grade scale
  • 粒 : Ⅰ名 （小圓珠形或小碎塊形物） small particles; grain; granule; pellet Ⅱ量詞（用於粒狀物）
  • 級 : Ⅰ名詞1 （等級） level; rank; grade 2 （年級） any of the yearly divisions of a school course; gra...
  • 標 : Ⅰ名詞1 [書面語] （樹梢） treetop; the tip of a tree2 （枝節或表面） symptom; outside appearance; ...
  • 準 : 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. This is that each of the particles in the standard model has a heavier doppelganger known as its “ superpartner ”

    文章講道，標準模式理論粒子的每一個成分都有一個質量較大的相似體，我們稱之為「超級搭檔」 。
  2. The world ' s reference bioaerosol sampler is a multi - stage, multi - orifice cascade impactor designed to measure the concentration and particle size distribution of aerobic bacteria and fungi

    世界標準的微生物采樣器是多級，多孔瀑布式撞擊采樣器。是為測量空氣中細菌和真菌微粒大小分佈的濃度而設計。
  3. Standard test method for the determination of uranium by ignition and the oxygen to uranium atomic ratio of nuclear grade uranium dioxide powders and pellets

    用點火和核級二氧化鈾粉末和顆粒的氧鈾原子比測定鈾的標準試驗方法
  4. Before the system running and after one year, the cleanliness measured by airborne particles and settling microbe were both 7 grade according to gb50073 - 2001 and gb / t 16294 - 1996

    該組培室正式運轉前和運轉一年後，室內的懸浮粒子和沉降菌指標均達到潔凈度國家標準7級。
  5. Standard test method for particle size analysis and sand shape grading of golf course putting green and sports field rootzone mixes

    高爾夫球場用綠呢和運動場草皮根層混合物的粒徑分析和沙形狀分級的標準試驗方法
  6. Standard specification for class a asphalt shingles surfaced with mineral granules

    表面有礦物顆粒的a級瀝青瓦的標準規范
  7. Two key parameters are the size of the smallest particle the filter traps ( the best are 0. 3 micron ) and the efficiency of gases the filter removes, rated at 95, 99 or 99. 97 percent

    主要的評定標準有兩個：過濾器能阻擋的微粒大小（最好的是0 . 3微米） ，以及過濾器移除毒氣的效率（有95 % 、 99 %或99 . 97 %三種等級） 。
  8. Standard sub micron grade for solid rotary tool applications

    是適用於可轉位工具的晶粒度為亞微米級的標準牌號。
  9. Ann is a adaptive and non - linear dynamic system made from superposition of many simple components which we call neuron. the question for computation of d _ ( cmax ) belongs to incipient motion of sediment in essence, which is the same question with two different sides, because computation of critical condition ( including critical velocity critical shear stress critical power ) for a grain size under a bed - load condition is equal to computation of a grain size during incipient motion under the bed - load condition and the water flow condition given before. and computation of gross bed - load transport rate has great relationship with standard of incipient motion

    對于d _ （ cmax ）的推求，在本質上還是泥沙的起動問題，因為尋求某種床沙條件下某級泥沙的起動條件（如起動流速、起動切應力、起動功率）和尋求某種水流和床沙條件下的起動粒徑是同一問題的兩個方面而已；而對于推移質總輸沙率推求也和泥沙起動問題中的起動標準選擇緊密相關。
  10. Standard test method for determining the particle size distribution of advanced ceramics by centrifugal photosedimentation

    用離心光電沉澱法測定高級陶瓷粒徑分佈的標準試驗方法
  11. The particulate remains the key pollutant affecting the air quality in china. the annual concentration of the urban particulate in 64. 1 % of the cities exceeded grade ii

    顆粒物仍是影響我國城市空氣質量的主要污染物， 64 . 1 %的城市顆粒物年均濃度超過國家空氣質量二級標準。
  12. Description of some of the expected future developments in time and frequency standards and distribution, including such topics as chip - scale atomic clocks ( size of a rice grain, powered by aa battery, potentially capable of low cost mass production )

    介紹一些未來可預期的時間頻率標準和發布技術的進展，包括諸如「晶元級的原子鐘」 （大米粒尺寸，由aa電池供電，具有低成本大批量生產潛力） 。
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