AN-TNT-Oil rock explosive
Rock Expanded Ammonium Nitrate Explosive
self sensitized AN explosive
the mechanism-electricity an an integral whole
total energy of an explosive
assemblage of source-rock reserve and cap-rock
flexible rock and special flexible rock
from thick rock salt to thin rock salt
hard rock interbedded with soft rock
metamorphic rock of the original rock
rock bench for rock-bolt crane beam
Rock Content in Coal Rock Mixture