failure safe control systems 故障安全控制系统
Any leak or failure results in loss of control line pressure, acting to close the safety valve and render the well safe.
任何的渗漏或损坏都将造成控制管线压力的损失，这时关闭安全阀并确保井的安全。
A fault tree can be developed to evaluate the impact of the failure of a control system component and to ensure that safe conditions are maintained.
可通过故障树分析及评估控制系统部件失效所产生的影响，确保始终维持安全状态。
Conclusion: heart failure with ventricular arrhythmia treatment of heart failure while in the active Amiodarone treatment, which can effectively control the patient's condition, safe and effective.
结论：心力衰竭合并室性心律失常在积极治疗心力衰竭的同时应用胺碘酮进行治疗，可有效地控制患者的病情，且安全、有效。
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