English translation for "open cut working"

露天采矿

Similar Words：

"open cut method" English translation, "open cut mining" English translation, "open cut ore mine" English translation, "open cut tunnel" English translation, "open cut tunneling" English translation, "open cutest" English translation, "open cutter" English translation, "open cutting" English translation, "open cycle" English translation, "open cycle combustion generator" English translation