Chaoyanggou Oilfield has low porosity, low perinea and serious heterogeneity, with natural and induced fractures.
朝阳沟油田储层低孔、低渗,非均质性严重,存在天然和人工
。
Chaoyanggou Oilfield has low porosity, low perinea and serious heterogeneity, with natural and induced fractures.
朝阳沟油田储层低孔、低渗,非均质性严重,存在天然和人工
。
Objective To find out whether laparoscopic assisted was better than open abdomino-perinea l resection for low rectal adenocarcinoma.
的评估低位直肠癌的腹腔镜
助下手术是否优于传统的腹
合切除术。
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