per unit volume造句

• By the charge density we mean the per unit volume .
  所謂的電荷密度是指單位體積的電荷。
• Within the remainder of the dielectric the net charge per unit volume remains zero .
  在電介質的其余部分，單位體積的靜電荷仍為零。
• Regenerants requirements are expressed in terms of weight per unit volume of bed .
  再生劑需要量以床的單位容積所需要的再生劑重量表示。
• Reinforcement ratio per unit volume
  體積配筋率35
• This range offers high cv per unit volume coupled with high ripple currents and long life performance
  長壽級,高單位量電壓電流交連,高漣波電流. .
• The total dislocation length per unit volume of material ; alternately , the number of dislocations that intersect a unit area of a random surface section
  材料單位體積內的位錯線的總長度，或者在一個隨機切面上的單位面積內切斷的位錯根數。
• A parameter known as the " mass density " - that is , how much matter per unit volume is contained in the universe - determines which of the three possibilities applies to the universe
  以“質量密度”聞名的一個參數-也就是,在宇宙里含有多少單位體積物質?確定三種可能性哪一種適用于宇宙。
• An improved formula based on huang ' s empirical formula was proposed to calculate the effective permittivity of chemical reaction at any temperature and reaction time by means of the temperature dependent number of molecules per unit volume of reaction solution
  基于反應溶液中單位體積內的分子個數隨溫度變化的情況對黃卡瑪提出的經驗公式進行了改進。
• The sample thickness declining , provided the number of nuclei per unit volume fix , the value of the avrami exponent n falls , but the values of vc and s almost do n ' t change . when the value of thickness reduce to the average diameter of entities , the turning point turn up after the course of crystallization has begun soon
  當單位體積內晶核數目不變時，樣品厚度h減小， n減小； v _ c和_ s值基本不變：當h降到小于等于體系內球晶的平均直徑時，在結晶最初期，會出現一個初期轉折點。
• When the axial compression ratio increases more than 0 . 42 , the variation of the displacement ductility ratios is small ; when the stirrup ratio per unit volume increases more than 1 . 9 % , the displacement ductility increases slowly ; with increasing the shear span ratio a , the displacement ductility increases for , < 1 . 5 , decreases for > 1 . 5
  當軸壓力系數增加到0 . 42以后，位移延性的變化較小；體積配箍率增加到1 . 9 %后，位移延性的增長減緩；當剪跨比小于1 . 5時，型鋼混凝土柱的延性系數隨剪跨比的增加而提高；但當剪跨比大于1 . 5時，隨著剪跨比的增加，型鋼混凝土柱位移延性系數有所降低。
• It's difficult to see per unit volume in a sentence. 用per unit volume造句挺難的
• Meanwhile , the chloroplasts " structure and chlorophyll content showed varieties , e . g . the chloroplast cubage became smaller and the volume of accumulated starch granules decreased . the total volume of starch granules in per unit chloroplast volume of chinese cabbage and mustard decreased by 80 . 1 % and 64 . 6 % while their number in per unit volume of chloroplast increased by 2 . 43 and 1 . 67 times , respectively
  接種tumv的青菜和芥菜的葉綠體中淀粉粒的體密度分別為健康對照的19 . 9和35 . 4 ，而它們的數密度分別是對照的2 . 43和1 . 67倍，說明該病毒的侵染使寄主單位體積的葉綠體中淀粉粒總體積降低、總個數增加、單個體積減小。