Hotshots are employed by the U. S. forest Service Firebreak.

快车员就是美国林务局使用的。

You can see a firebreak here made by cutting the miscellaneous trees to prevent forest fires.

为了防止山火，此处的杂木被砍伐，取而代之的是防火线。

Within a displaced persons camp, build a firebreak 50 m wide approximately every 300 m of building area.

在一个灾民安置区的建筑区域，大约每300米要修一条宽50米的防火道。

But the firebreak between Greece and the other embattled sovereigns of the euro zone is even more important.

但更重要的考验是在希腊和其他水深火热的欧元区国家之间建立隔火带。

The creation of a new firebreak should be done by taking structures down manually or with a bulldozer if available.

可以用人工或者用推土机(如果有的话)推倒建筑物来产生新的防火带。

Within a displaced persons camp, build a firebreak (an area with no buildings) 50 m wide approximately every 300 m of building area.

在灾民安置点内，每隔大约300米需要修建一条宽50米的防火道(一个没有任何建筑物的区域)。

Based on the feature of the wind speed, the forecasting models of wind speed in the aweather area of the firebreak tree belt had been established using the multi_model optimization.

根据风速的分布特征，采用多模型选优的方法，确定了山脊防火林带迎风面的相对风速预测模型。