淮北矿业集团海孜煤矿，因矿井地质构造复杂，向斜、背斜、褶曲、断裂构造非常发育，造成掘进过程中过断层较频繁。
Haizi coal mine passes through a lot of fault in building , because the geology structure of mining is complex , the structure of syncline , anticline , fold and breaking is very growth .
背斜褶曲