介绍了使用泥浆护壁气举反循环回转钻进工艺进行襄樊汉江四桥大口径嵌岩桩的施工实践。
The paper introduced the use of airlifting reverse circulation rotary drilling techniques in practice of major diameter socket pile operation at Xiangfan city's Hanjiang No.
STP是为了防止桥循环通过允许网络交换机或港口之间只有一个路径。
STP was created to prevent bridge loops by allowing only one path between network switches or ports.
是可以循环再用的，在北美洲，三分之一的锌是从旧汽车，桥及建筑物中循环而得来的。
Zinc is recyclable. Over one-third of the zinc consumed in North America is recovered from old cars, bridges and buildings, among other sources.
介绍了桥式吸泥机在造气循环水污泥处理中的应用情况并提出一些使用建议。
The use is presented of the bridge dredger in the treatment of sludge in the circulating water for gasification, and some Suggestions for its use are offered.
介绍了使用泥浆护壁气举反循环回转钻进工艺进行襄樊汉江四桥大口径嵌岩桩的施工实践。
The paper introduced the use of airlifting reverse circulation rotary drilling techniques in practice of major diameter socket pile operation at Xiangfan city's Hanjiang No. 4 bridge site.
目的总结非体外循环下左侧乳内动脉及桡动脉Y型桥的冠状动脉旁路移植术的疗效及安全性。
Objective To summarize the efficacy and security of off-pump Y-bridge coronary artery bypass grafting with left internal mammary artery and radial artery.
目的：比较非体外循环下冠状动脉旁路移植术(OPCABG)与常规冠状动脉旁路移植术(CCABG)术后3 ~4年时血管桥的通畅率。
Objective: To compare the grafts' patency rate after off-pump coronary artery bypass grafting (OPCABG) and conventional coronary artery bypass grafting (CCABG) at 3 ~ 4 years follow-up.
目的：比较非体外循环下冠状动脉旁路移植术(OPCABG)与常规冠状动脉旁路移植术(CCABG)术后3 ~4年时血管桥的通畅率。
Objective: To compare the grafts' patency rate after off-pump coronary artery bypass grafting (OPCABG) and conventional coronary artery bypass grafting (CCABG) at 3 ~ 4 years follow-up.
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