英语语法分析

The reservoirs are low porosity and low permeability sandstone and conglomeratic sandstone reservoirs.

储层类型属低孔低渗砂岩和砂砾岩；

Glass steel coring tool is specifically developed for improving the core recovery of conglomeratic weak formation and the core integrality in Liaohe Oilfield.

玻璃钢取心工具是专为提高辽河油田含砾石松散地层取心收获率和岩心完整性而研制的。

E2S3 is mainly the interbeds of gray-grayish white conglomeratic sandstone and brown-dark gray mudstone in different thickness and with relatively poor reservoir properties.

沙三段主要为灰色-灰白色含砾砂岩与灰褐色-深灰色泥岩不等厚互层，储层物性较差。