fraction 中文意思是什麼

音標 ['frækʃən]
fraction 解釋
n. 名詞 1. 小部分，碎片，片斷。
2. 一些，一點兒。
3. 【化學】分餾，分層，分級。
4. 【宗教】聖餐麵包分切式。
5. 【數學】分數。

  1. It has to sit in a bath of liquid helium cooled to just a fraction of a degree above absolute zero ( - 273 c ) in order to work

    為了能夠運行， 「獵人」不得不被放置在有液態氦溶液中，裏面的溫度只比絕對零度（ 273 c ）高一點點。
  2. Needless to say, the examples of borrowing from american quoted in the preceding pages are a mere fraction of what might be adduced.

    不用說，前面所引的借自美國的詞語的種種例子僅僅是可以引證的一小部分。
  3. " we ' ll sponsor a festival for the cost of a 30 - second television commercial and though we ' ll only reach a microscopic fraction of the number we hit on television, the impact will be far more long lasting, " said one advertising man yesterday

    「我們將用作30秒鐘電視商業廣告的費用去贊助一次音樂節，雖然我們只需付出作電視廣告費用的一小部分，但它的影響卻會深遠得多， 」一位廣告人昨天這樣說。
  4. The aetiological fraction attributable to differences in work environment exposures was calculated to be 40 %

    工作環境暴露的差異約占病假可歸因危險的40 % 。
  5. The albumin fraction of plasma protein is of the greatest significance.

    血漿蛋白的白蛋白部分意義最大。
  6. Fao2 fraction of alveolar oxygen

    肺泡分氧濃度分數
  7. Workplace air. x - ray determination of the conventional alveolate fraction of crystalline silica. sampling by membrane filter

    工作場所空氣. x射線測定結晶二氧化硅的常規蜂窩狀部分.用薄膜過濾器取樣
  8. Anti - oxidative effect of polysaccharide fraction agp - 3 from ampelopsis grossedentata in vitro

    3的體外抗氧化活性研究
  9. Amylopectin the water - insoluble fraction of starcha. it is a branching polymer of glucose units

    支鏈澱粉：用熱水溶解澱粉時，不溶解的那部分澱粉，稱為支鏈澱粉，它具有許多分枝。
  10. Amylose the water - soluble fraction of starch. it is an unbranched bolymer of glucose units

    直鏈澱粉：用熱水溶解澱粉時，可以溶解的那部分澱粉，稱為直鏈澱粉，它不分枝。
  11. Antibodies were part of the r-globulin fraction of serum.

    抗體是血清r-球蛋白的一部分。
  12. It needed only a fraction of a second to behead him.

    砍去他的腦袋只要短短的一瞬。
  13. Solid recovered fuels - report on relative difference between biodegradable and biogenic fraction of srf

    固體再生燃料.生物降解和srf生物部分之間相對差別的
  14. Bismuth ruthenate and silver were selected as conductor phases and the mixture of calcium oxide - alumina - silicon dioxide ( cao - al _ 2o _ 3 - sio _ 2 ) glass and lead oxide - boron oxide - silicon dioxide ( pbo - b _ 2o _ 3 - sio _ 2 ) glass was selected as inorganic binder phases. it was found that, with the increasing of volume fraction of silver and conductor phase, sheet resistivities descend and there are critical thresholds

    實驗發現，隨著功能相百分含量的增加，電阻膜層的方阻值逐漸減小，存在兩個臨界閾值，電阻溫度系數偏向正值;功能相中銀百分含量增加，膜層的方阻值逐漸減小，有一個臨界閾值，電阻溫度系數偏向正值。
  15. Based on the effective medium hb resistivity models in laminated or dispersed shaly sands proposed by berg, the general effective medium hb resistivity model in laminated and dispersed shaly sands is established. in the derivation of the model we assume that clay - bound water fraction is included in total pores, clay - bound water and formation water have the same resistivity, and yet the difference of electrical properties between the two waters is incorporated into clay grain conductivity

    本文首先基於berg提出的層狀泥質或分散泥質砂巖有效介質hb電阻率模型，並在總孔隙中考慮粘土結合水的體積，但不考慮粘土結合水與地層水導電性的差別，而將粘土結合水與地層水的導電性差別歸結到粘土顆粒導電中，建立了混合泥質砂巖有效介質通用hb電阻率模型。
  16. A small fraction of the carbonic acid remains in solution without dissociating, as does a little carbon dioxide

    一小部份的碳酸和少量二氧化碳則不會解離，保持原狀，留在溶液里。
  17. An increase in hydrogen ions within cell walls would decrease ionization of carboxyl groupings of the cellulosic fraction.

    細胞壁內部氫離子濃度的增高，能夠降低部分纖維質羧基的離子化作用。
  18. Unless smokers are consistently located near more hospitable warm - water vents, chemosynthesis can account for only a fraction of the vent faunas

    除非冒煙噴口附近總是存在著更為適宜的溫水噴口，否則化學合成只能為一小部分噴口動物群提供食物。
  19. If peter lee had given that " cherry bomb secret " to the prc, then the prc bomb designer would only have had the problem of fitting the entire nova facility and some significant fraction of pg & e ' s electrical generating capacity for northern california into a missile warhead

    如果彼得-李已經把這個「中子彈秘密」泄露給了中國，那麼中國的中子彈設計者們要做的事情就是裝備他們的nova設施了，而pg & e在北加利福尼亞的整個發電量相當於一個導彈頭了。
  20. Earthworms comminute the mineral fraction of soils.

    蚯蚓粉碎土壤中的無機物碎片。
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