在会考考获
10A scored 10 As in the HKCEE
爆破破坏分区
distinction of blasting crack zones
爆破破碎性能
explosion and crash property
爆破破岩
Blasting and fragmentation
Rock fragmentation by blasting
blasting rock-broken
20世纪七大技术
four difficult problems of chemistry of the 21st century
版权使用历程纪录
rights tracking management