However, natural gas is relatively evenly distributed in shallow, mid-depth, deep and ultra-deep formations.
天然气资源在浅层、中深层、深层和超深层分布却相对比较均匀。
2
A suggestion on attaching importance to the oil and gas exploration in mid-depth strata in the northern high of Fulongquan structure is proposed according to the results of research.
根据研究成果，提出了在伏龙泉构造北高点要重视中深层油气勘探的建议。
3
The capital city is profiled in depth by writer Thomas T. Hammond, with photographs by Dean Conger that illustrate urban life in the Soviet Union of the mid-1960s.
作家托马斯.T.哈蒙德(Thomas T. Hammond)和摄影师迪恩.康吉在60年代中期，深入苏联，深度报道了莫斯科的城市生活。