average density meaning in English
平均密度
平均容重
Examples
- Sun , the average density of 1 . 4 gram per cubic centimeter , which is about the earth ' s density 1 / 4
太阳的平均密度为1 . 4克每立方厘米，约为地球密度的1 4 。 - The average density and biomass of zooplankton were 1391 . 63 ind . / l and 2 . 27 mg / l , respectively . most of the predominant species are indicators of eutrophication
0xl夕cen口ml ;随水体中n 、 p浓度的增加而增加，随浮游植物密度的上升而下降，与浮游动物密度的变化趋势相反。 - Finally , passing into the vast inky blackness beyond the galaxy , we come upon a gas so tenuous that it scarcely seems worthy of the name , with an average density of only 10 ? 5 atom per cubic centimeter
最后进入银河系之外的一大片漆黑之中，我们遇上了一团稀薄到似乎不应称之为气体的气体，它的平均密度很低，每立方公分只有10 - 5个原子。 - In recent years researchers have calculated that if a value called omega , the ratio between the average density of the universe and the density that would halt cosmic expansion had not been within about one quadrillionth of one percent ; does anyone know hot to write that number
听著，最近从事研究的人计算到，若一个值称为亚米加，宇宙平均密度与停止宇宙扩张的密度的比例，少于百分一的千万亿分一。谁知道这怎么写？ - 5 at the nautical school sampling station ( 24 hour monitoring station ) , the highest average density of microzooplankton was recorded at sunset ( 154 . 91 ind . / l ) , successively , at sunrise ( 146 . 63 ind . / l ) and noon ( 93 . 09 ind . / l ) , the lowest was at midnight ( 77 . 31 ind . / l )
5 、在航校昼夜监测站，小型浮游动物的平均丰度以傍晚最高，其次是黎明和正午，午夜时密度最低，分别为154 . 91个升、 146 . 63个升、 93 . 09个升和77 . 31个升。