In this paper. the straight-wall-arch structure in the rock medium is taken as the research object. and the high-pressure plane charge loading test technology is adopted to study the anti-explosion performance of different types of structures under the explosion loading. Three types of structures. https://www.diwalishare.com/product-category/electric-portable-dab-rig-accessory/
Electric Portable Dab Rig Accessory
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