The result showed that the mined-out area can not induce impact ground pressure hazard, but partial caving may occur.

结果表明：该采空区不会发生冲击地压灾害，但可能发生局部冒顶。

youdao

Laohutai mine in Fushun is one of the mines in which the impact ground pressures have taken place earlier and more frequently.

抚顺老虎台矿是我国发生冲击地压较早、次数较多的矿区之一。

youdao

This prediction guidance method is divided into two: prediction of impact ground location and search of optimal lateral force.

该预测制导法分两个过程：预报落点位置和最优横向力搜索。

youdao

The difference is that while a no-fly zone could be terminated easily, it is unlikely that it would have any impact on ground operations.

FORBES: How A Libyan No-Fly Zone Could Backfire

These tools, albeit of great importance, have still limited impact on the ground.

UNESCO: Lecture: Heritage and Conflict

The observers "have had an effective impact on the ground, " and "their presence helps to change the political dynamic, " Ladsous asserted.

CNN: U.N. notes cease-fire violations from both sides in Syria