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1)  valley,dimples,sag,concave recess,concavity,recess
凹部
2)  dent [英][dent]  [美][dɛnt]
打凹;凹部;凹损;齿
3)  western depression
西部凹陷
1.
Sedimentary system and sequence stratigraphy of s_l and s_2 member in southwest of Liaohe western depression;
辽河西部凹陷西南部沙一、二段沉积体系与层序地层特征
2.
Base structure and hydrocarbon accumulation characteristics in Western Depression of Liaohe Rift Basin
西部凹陷基底结构及油气成藏特征
3.
This paper concludes the study methods of oil and source rock correlation for heavy oils with different degree of biodegradation;correlates the heavy oil and source rock in the western depression of Liaohe oilfield using the method of asphaltic ruthenium ion catalysis-oxidation and analysis of wrapped hydrogen in asphalt.
总结了不同生物降解程度的稠油油源对比相应的研究方法;利用沥青质钌离子催化-氧化、沥青质中包裹烃等新方法对辽河断陷西部凹陷稠油油源进行了对比研究。
4)  eastern sag
东部凹陷
1.
Characteristics of volcanic rock reservoirs in Ou-Huang area of the eastern sag in Liaohe depression and prediction of favorable reservoirs;
辽河坳陷东部凹陷欧-黄地区火山岩储集层特征及有利储层预测
2.
Sequence stratigraphic characteristics and petroleum distribution in the Palaeogene of northern section in the eastern sag of Liaohe Basin;
辽河盆地东部凹陷北段古近系层序地层特征及油气藏分布
3.
On the Relations between Structural Evolution and Oil and Gas Accumulation in the Eastern Sag of Liaohe Depression;
辽河坳陷东部凹陷构造演化及与油气关系探讨
5)  the Northern Sag
北部凹陷
6)  East Depression
东部凹陷
1.
Fluid inclusion microthermometry and apatite fission track analysis were used to reconstruct the Tertiary paleotemperature of the East depression,Liaohe basin.
以太阳岛构造和大平房构造为例,利用流体包裹体显微测温和磷灰石裂变径迹分析方法恢复了辽河盆地东部凹陷第三系的古地温。
2.
Taking the unconformity of Es_(1+2)/Es_3 in the northern region of east depression of Liaohe Basin as a case, the relation of unconformity with hydrocarbon migration and accumulation was studied.
根据 2 2 4口井的实际资料 ,结合地层沉积特征和地震剖面解释结果对辽河盆地东部凹陷北部地区Es1+ 2 /Es3 不整合面的上、下地层的接触关系及岩性组合特征进行了平面规划及分类 ,探讨了该不整合面与油气运聚的关系。
3.
The Shahejie Formation of the Paleogene in the deep zone of the middle area of the East Depression in Liaohe Basin is made up of its Member 1 and Member 3 and lacks its Member 2 and Member 4.
辽河盆地东部凹陷中段深部地层中的古近系沙河街组由沙一段、沙三段构成 ,缺失沙二段和沙四段。
补充资料:凹模壁厚及凹模垫板尺寸

型腔壁部投影面积            壁            厚,        毫          米
F, 厘米2              h1           h2         h3          h4         h5 
<5                   15~20        30~40      <=10        15~20      30~40
>5~10                20~25        40~50      10~15       20~25      40~55
>10~50               20~30        50~60      15~20       20~30      55~65
>50~100              30~35        60~75      20~25       30~40      65~70
>100~200             35~40        75~85      25~30       40~50      70~75
>200                  >40          >85       30~35       50~60       >80


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