层属 meaning in Chinese

layer properties

The segment , es32 , is a set of sedimentation deposited by gravity flow of the near - shore steep slope sublacustrine fen , is formed out of granule roundstone and also features coarse lithology and crude grading
Es _ 3 ~ 2段储层属近岸陡坡湖底扇重力流沉积，储层岩性以细砾岩为主，岩性粗、分选性差。
The carbonate reservoir rock includes many influence factors that it is through many phases structure bursts and the ancient karst to act on jointly the formation and with which the rock karst gives first place . the complicated oil field of karst cave and crack are controlled by limestone reservoir and the crevices - cave system , which have many characteristics such as vivid and great in style , irregular distribution , the limestone cave in crack and unhomogeneity of rock etc . these kinds of reservoir belong to a world difficult and extreme problem on valuation and cognition
它是经多期构造破裂与古风化岩溶共同作用形成的、以灰岩岩溶为主控因素、以储集体控藏和缝洞系统控藏为主的溶洞?裂缝型复杂油气藏，表现为其不规则形态和不均匀分布、裂缝溶洞发育不均一、储层非均质性极强等特点，认识和评价该类储层属世界性难题。