三等品

Those marked as seconds or thirds should be examined with a fine-tooth comb, however, as they may have serious flaws.

可知，尽管如此，那些标着二等品或三等品的服装应该仔细查看，因为它们可能会有严重的瑕疵。

You may be looking at first-class products, can be estimated at your hands is the second-or third-class materials products.

给您看的可能是一等品，可到了您手中的估计就是二等品或者三等品。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。