砍伐

First,erosion resulting from excessive deforestation in the upper reaches of the river and ,second ,heavy silting which raised t

第一，过度砍伐引起的河流上游的侵蚀，第二，严重的泥沙淤积抬高了主干道的河床。

First , erosion resulting from excessive deforestation in the upper reaches of the river and , second ,heavy silting which raised the riverbed in the main channel .

第一，过度砍伐引起的河流上游的侵蚀，第二，严重的泥沙淤积抬高了主干道的河床。本新闻共15页，当前在第05页上一页

First , erosion resulting from excessive deforestation in the upper reaches of the river , second ,heavy silting which raised the riverbed in the main channel .

第一，过度砍伐引起的河流上游的侵蚀，第二，严重的泥沙淤积抬高了主干道的河床。

First , erosion resulting from excessive deforestation in the upper reaches of the river and , second ,heavy silting which raised the riverbed in the main

第一，过度砍伐引起的河流上游的侵蚀，第二，严重的泥沙淤积抬高了主干道的河床。

First , erosion resulting from excessive deforestation in the upper reaches of the river and , second ,heavy silting which raised the riverbed in the main channel .

第一，过度砍伐引起的河流上游的侵蚀，第二，严重的泥沙淤积抬高了主乾道的河床。

First , erosion resulting from excessive deforestation in the upper reaches of the river and , second ,heavy silting which raised the riverbe d in the main channel .

第一， 过度砍伐引起的河流上游的侵蚀，第二，严重的泥沙淤积抬高了主干道的河床。

Www.28k.cn excessive deforestation in the upper reaches of the river and, second, heavy silting which raised the riverbed in the main channel.

第一， 过度砍伐引起的河流上游的侵蚀，第二，严重的泥沙淤积抬高了主干道的河床。

First , erosion resulting from excessive deforestation in the upper reaches of the river and , second ,heavy silting which raised the riverbed in the main channel .

第一，过度砍伐引起的河流上游的侵蚀，第二，严重的泥沙淤积抬高了主**道的河床。

First , erosion resulting fromexcessive deforestation in the upper reaches of the river and , second,heavy silting which raised the riverbed in the main channel .

第一，过度砍伐引起的河流上游的侵蚀，第二，严重的泥沙淤积抬高了主干道的河床。

First , erosion resulting from excessive deforestation in the upper reaches of the river and , second ,heavy silting which raised the riv erbed in the main channel .

第一， 过度砍伐引起的河流上游的侵蚀，第二，严重的泥沙淤积抬高了主干道的河床。

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。