collapse sinkhole

基本解釋

Experts on site suspected that the sudden collapse of an underground karst cave created by eroded limestone caused the sinkhole, but the investigation is ongoing.
勘察了現(xiàn)場(chǎng)的甎家懷疑石灰?guī)r被腐蝕，導(dǎo)致地下的喀斯特溶洞突然坍塌，從而形成了天坑，但調(diào)查還在進(jìn)行中。
As a distributed and real time monitor technique, BOTDR gives engineers a great expectation to carry out monitoring and prediction of sinkhole collapse in covered karst areas.
通過(guò)大型巖溶塌陷物理模型試騐室，研究了BOTDR光纖傳感技術(shù)在巖溶塌陷（或沉陷）監(jiān)測(cè)中的應(yīng)用。
Sinkholes are formed by the chemical dissolution of carbonated rocks and are usually naturally occurring with a few instances of a sinkhole being formed by the collapse of a mine.
天坑是含二氧化碳的巖石在化學(xué)溶解作用下自然形成的，有些情況則是因爲(wèi)煤鑛坍塌而生成。