发育同沉积构造坡折带是断陷盆地的基本特征。
Syndepositional structural slope-break zone is a basic characteristic of rift-subsidence basin.
构造坡折带是指由同沉积构造长期活动引起的沉积斜坡明显突变的地带。
The structural slope_break zone, resulting in the abrupt change of the depositional slope, is initiated by the long_term activity of syndepositional structure.
北西西系是成盆期的构造和同沉积构造，对盆地聚煤起最主要的控制作用；
The NNW structural system is considered to be synbasinal and syndepositional structures, which appear exert the most important controlling effects on coal accumulation in the basin.
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