Oil&Gas Financial Journal文章说,业界内美国水域海上作业使用安全与环境管理体系(SEMS)。使用SEMS,油气功能尽可能减少人为误差,组织不力所导致的事故;不断提搞海上安全和环保的效果。
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不锈钢SEMS STAINLESS STEEL SEMS SCREWS
不锈钢SEMS 螺丝 STAINLESS STEEL SEMS SCREWS
STAINLESS STEEL SEMS SCREWS 不锈钢SEMS
Sems-sde 心部
SEMS SCREWS 组合螺钉
Sems Screw 组合螺丝
The Sems 表演者
The rates of all and early SEMS dysfunction were 55% and 31%, respectively.
所有的和早期 自膨式金属支架(SEMS)功能障碍发生率分别为55%,31%。
Duodenal invasion is a risk factor for early SEMS dysfunction in patients with pancreatic cancer.
十二指肠入侵是胰腺癌患者早期自膨式金属支架功能障碍的危险因素之一。
To identify risk factors for early (<3 months) SEMS dysfunction in unresectable pancreatic cancer.
评估早期功能障碍发生率及其原因,并分析其危险因素。
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