To account for a large number of uncertainties, regulatory agencies build in huge margins of safety.
由于存在大量的未知数，管理机构在安全问题上出现了巨大的空白。
Clipping bolts meant increasing the margins of safety which appealed to a much larger audience and with the advent of competitions the gates were wide open to 'outsiders'.
在攀岩中挂上快挂意味增加安全的筹码，这一点也受到更多“观众”的关注，随着攀岩竞赛的兴起，攀岩的大门向更多“门外汉”敞开。
The sensitivity expression of system reliability index and the safety margins were presented in the stochastic structure systems.
给出了随机结构系统安全余量和系统可靠性指标的敏度表达式；
Objective: To examine and analyze the set-up errors for patients with three dimensional conformal and Intensity Modulated Radiotherapy to calculate CTV referential safety margins of PTV.
目的：测定和分析三维适形及调强放疗的摆位误差，并依此计算CTV外扩PTV边界的大小。
Objective: To examine and analyze the set-up errors for patients with three dimensional conformal and Intensity Modulated Radiotherapy to calculate CTV referential safety margins of PTV.
目的：测定和分析三维适形及调强放疗的摆位误差，并依此计算CTV外扩PTV边界的大小。
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