English translation for "development and driving of coal mines"

煤矿开拓掘进

Similar Words：

"development and codification of law" English translation, "development and conflict" English translation, "development and cooperation minister" English translation, "development and deployment" English translation, "development and diplomacy" English translation, "development and education" English translation, "development and education psychology" English translation, "development and environment unit" English translation, "development and food production" English translation, "development and general studies branch" English translation