能够绕开系统的安全机制的一种未经授权的旁路技术。
An unauthorized bypassing of the security mechanisms of a system.
结论对于老年冠状动脉疾病患者，冠状动脉旁路移植术是一种安全、有效的治疗方法。
Conclusions coronary artery bypass grafting is a safe and effective method of treatment to elderly patients with coronary artery disease.
在冠状动脉旁路移植术中应用骨骼肌化的ITA和带蒂ita一样安全、有效。
Skeletonized ITA is as safe and effective as ITA with pedicel in coronary artery bypass grafting.
结论：冷盐水灌注导管对难治性右侧旁路是一种安全有效治疗方法。
Objective:To evaluate the usefulness and the safety of applying irrigated-tip catheters in treating patients with right accessory pathways(AP)resistant to conventional catheter abalation.
对火电厂SCR脱硝系统设置烟气旁路通道的必要性进行了论述，分析了SCR系统设置旁路烟道的经济性、安全性以及可能出现的不利影响。
The necessity of setting bypass in SCR system in thermal power plants was discussed. The system economic and possible adverse influencing of SCR with bypass were analyzed.
结论：老年患者同期行心脏瓣膜手术及冠状动脉旁路移植术是安全、有效的，近期效果满意。
Conclusions: Elderly patients with heart valve surgery over the same period and purposes of coronary artery bypass grafting is safe and effective, recent results are satisfactory.
目的观察冠状动脉旁路移植术前持续静脉泵入肝素及硝酸甘油的疗效及安全性。
Objective To evaluate the effectiveness and safety of continuous intravenous pumping of heparin and nitroglycerin before coronary artery bypass grafting(CABG).
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.
锅炉启动系统是超临界机组的关键技术之一，其与汽机旁路系统是保证机组安全、经济启停、低负荷运行及妥善进行事故处理的重要手段。
The design and functional configuration of the boiler start-up system of the 600 MW supercritical units in Chaozhou Sanbaimen Power Plant are described in detail.
锅炉启动系统是超临界机组的关键技术之一，其与汽机旁路系统是保证机组安全、经济启停、低负荷运行及妥善进行事故处理的重要手段。
The design and functional configuration of the boiler start-up system of the 600 MW supercritical units in Chaozhou Sanbaimen Power Plant are described in detail.
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