stratum 3造句

例句与造句

Stratum is not always an indication of quality or reliability; it is common to find stratum 3 time sources that are higher quality than other stratum 2 time sources.
In particular, these studies show that there is a high percentage of households of strata 1 and 2 which have a level of consumption similar to the households of strata 5 and 6 ( 18 % of households in stratum 1, 36 % of households in 2 and 66 % of households in stratum 3 are located in quintiles 4 and 5 of the distribution of consumption . 98 % of households in stratum 6 is in these quintiles ).
It's difficult to find stratum 3 in a sentence. 用stratum 3造句挺难的