Sensitive listening equipment has long been used to try to hear people trapped underground.

敏感寻生设备(Sensitive listening equipment)一直用于寻找地下被困人员。

youdao

There was almost no heavy equipment in the capital that could be used to move debris off trapped survivors, or even to dig mass graves.

在首都里，根本看不到那些用以清除那些压在人们身上碎石的重型机械，甚至连挖掘大型坟坑的设备也没有。

youdao

Rescue workers in Bangladesh have called off their manual search for people trapped in the wreckage of a collapsed garment factory and have started to use heavy equipment to clear the rubble.

孟加拉国援助工人停止手工搜寻倒塌服装厂废墟中的人，开始用起重机来清理瓦砾。

youdao

Divers can also get trapped in the plastic, and it can get caught up in boating equipment.

VOA: special.2009.09.22

Bulldozers and other heavy lifting equipment were brought in as many people were feared trapped under the debris.

BBC: Huge blast rocks Pakistani city

They will take specialist equipment including listening devices and camera systems which can penetrate rubble to search for trapped survivors in collapsed buildings.

BBC: UK rescue team head to Indonesia

Cables fell and trapped Mr Shears and Mr Bannon after plastic trunking they were cased in melted - and the pair had no cutting equipment to free themselves.

BBC: Jim Shears (left) and Alan Bannon