1.【地】向斜(层)
1.a fold in a rock formation that is shaped like a basin or trough and contains younger rocks in its core
1.The low dipping strata and structural disposition of the syncline present a fine opportunity for detailed field analyses.
向斜构造的缓倾斜地层和构造配置，有利于进行详细的现场分析。
2.People really have the syncline home for new heavens and sun dare to call the great ambition!
晏家人民真是有着敢叫日月换新天的壮志豪情呀！
3.Angles of both limbs of the syncline look different, with one limb steeper than the other though they dip toward the opposite direction.
但是这个向斜构造的两翼岩层倾角看起来有差异，虽然两翼的岩层倾向相反，其中一翼倾角较之于另一翼要陡一些。
4.Therefore, prospecting and exploitation of coalbed methane should be carried through seams in which lies in underlayer of syncline.
向斜下层渗透率和含气量较高，所以煤层气的勘探和开发应以向斜下层煤层为主要目的层进行。
5.In terms of prediction result, one exploration well was deployed in Deyang Syncline.
根据预测结果，在德阳向斜部署了一口探井。
6.Qiaotouhe syncline is one of the important coal-bearing syncline basin in Lianshao coalfield, Hunan.
桥头河向斜是涟邵煤田重要的含煤向斜盆地之一。
7.Sand lens reservoirs and lithologic reservoirs which the underwater distributary channel sand cut by fault develop in syncline area.
向斜区主要发育水下分流河道被断层截切的断层岩性油藏和砂岩透镜体油藏。
8.In the beginning, it slowly the syncline ascent rises.
一开始，它缓缓地向斜坡上升。
9.Ming and Qing Dynasties, the market syncline Tong River north of the transfer, the formation of town.
明清时，集市向斜塘河以北转移，形成集镇。
10.Anticline and syncline, geometrical elements of fold, description and recognition of fold in the field.
背斜和向斜、褶皱的几何要素、褶皱的描述和褶皱的野外描述。