Geologist can interpreted the lithology, era, sand thickness, sedimentary sequence of the stratum, folding, small fault from the processed depth-density profile.
从深度、密度剖面中，地质人员可以解释出地层的岩性，时代、砂体的厚度、沉积旋回、沉积粒序，几米、十几米的断层和褶皱。
Triassic Yanchang deltaic oil-gas located in east of basin with two kinds of oil-gas reservoir sequence, the lacustrine facies delta foreset sand body and plain distributary sand body.
二是上三叠系延长组三角洲油气区，主要位于盆地东部，具有湖相三角洲前积砂体和平原分流河道砂体两种油、气藏序列。
It is shown that properties of green sand vary with charging sequence and mulling time.
结果表明，型砂各性能均随加料顺序和混砂时间的不同而变化。
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