Aiming at the high occurrence of accident at civil blastingmaterial storage and its significance in safety, the defects of evaluation methods currently being used are pointed out.
HeLuanShi system in engineering field, pressure-blasting machine is mechanism sand, cushion material, asphalt concrete and cement concrete aggregate ideal production equipment.
在工程领域，河卵石制砂机是机制砂、垫层料、沥青混凝土和水泥混凝土骨料的理想生产设备。
3
Analyzes reasons for tube blasting of steam superheater and recommends a kind of tube material which can better satisfy production requirements.