夯土机

Persons who operate ground compactors; rollers, chisel impact hammers, and other such tools will wear appropriate protective footwear.

操作夯土机，碾压机，凿錾撞锤和其它类似工具的人员要穿着合适的防护鞋。

Some of the new land sank and Nakheel needed an extra year to add more and pack it with vibrating(14) land compactors(15), Kazim said.

岛屿的某些部分沉没了，纳基尔需要再花几年时间来填补，并用震动土地夯土机来砸实。

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。