采用宏观断口分析和微观组织分析法，探讨了圆锥齿轮产生崩块和齿面挤伤等失效的原因，提了相应的改进和防止早期失效的技术和工艺措施......

以松辽盆地东南缘十屋断陷为例，详细研究了储集层内分布的裂隙类型、密度、张开度，并对影响裂隙发育的因素及裂隙形成机制进行了探讨......

Permeability tensors of both macrofracture and microfracture systems were measured progressively along the depth of lime......