露天爆破 meaning in English

openblasting
outsideblast
surface blasting

Open work blasting designing system based on objectarx2004 and vc . net
开发的露天爆破设计系统
Application of pneumatic - hydraulic crawler drill in drilling open - pit blast hole
气液联动凿岩钻车应用于露天爆破穿孔
In order to make the best use of explosive energy in loosing soil or throwing it onto some area and ensuring the bottom meet some leveling requirements after blasting , a plane charge layout is often adopted according to blasting design and engineering quality requirements in open chamber blasting such as mine exploitation , field leveling and foundation pit excavation of construction
摘要在矿山剥离、场地平整以及建（构）筑物基坑开挖等露天爆破中，为了充分利用炸药能量将岩石松动或抛掷到一定区域，并确保底板满足一定平整度要求，按照爆破技术设计和工程质量要求，需要设计平面布药结构。