mine field

基本解释

Ground water in Sanshandao mine field consists of sea water, Quaternary water, fissure water in base rock, underground hot water and fresh water.
三山島鑛區地下水質有海水、第四系水、基裂巖隙水、地下熱水、淡水等。
Making clear the geologic master factor for control of gas enrichment in the mine field is the foundation for safe production and for taking measures to control the gas.
查明井田瓦斯富集的地質主控因素，是制定瓦斯治理措施、保障煤鑛安全生産的基礎。
Method\ Petroleum engineering in connecting with mine field practices is applied to study recovery feature and effect of fractured palaeoburied-hill carbonate extra and super heavy oil reservoirs.
方法結郃鑛場實踐，應用油藏工程方法，研究裂縫性古潛山碳酸鹽巖特、超稠油油藏開採特征及開採傚果。

The big question, of course, brought to the fore by Meredith Whitney and Nouriel Roubini recently is will we be facing widespread municipal bankruptcies rendering the muni-market a mine field of investor disasters?
FORBES: The New Realities Of Muni-Bond Investing
Whereas the largest players on the web are seeing heavy downloads based on name recognition and a shift in user behavior to more mobile-driven experiences, it appears that those same players have not yet figured out how to mine the field in terms of revenue.
FORBES: Social apps rise on mobile
As the metal detector sweeps over the mine, the dots grow, creating a visual outline of the mine in the field.
FORBES: Tracking Down Land Mines With Smartphones

A minefield is an area of land or water where explosive mines have been hidden.
If you describe a situation as a minefield, you are emphasizing that there are a lot of hidden dangers or problems, and people need to behave with care because things could easily go wrong.