Deep zone exploration

Deep zone gas well

deep earthquake zone

Deep Faulted Zone

deep fracture zone

Deep phreatic zone

Northeast China deep seismic zone

clear zone zone

Deep Ⅱ° deep burns

earlier deep plough and deep fertilization

the alternative occurrence of fractured zone and non-fractured zone

trade-wind zone [= zone of trade wind]

zone by zone upgoing

deep tour mode

1 000 m deep hole

193 rim deep ultraviolet laser

193nm deep ultraviolet laser

Ⅱ Degree deep burn

300m-deep

30m deep hole