使集中在焦点上

Iranian negotiator ....said his talks with Russus vilentee ...focused on Iranian propasal that would sure the international communities that Iran's atomical programme is for peaceful purposes....

伊朗谈判专家。。。称其与俄官员。。。的谈判将焦点集中在伊朗的提议上，该提议将会使国际社会确信伊朗的原子弹计划是基于和平的目的。。。。

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。