Objective To study a simple method for estimating cosmic radiation effective dose rate for aircrew.
计算某航空公司各类飞行人员飞行中受到的宇宙辐射有效剂量。
Objective to calculate individual annual cosmic radiation effective dose for monitored flight personnel.
目的计算被检测飞行人员个人宇宙辐射年均受照有效剂量。
This is not always safe or effective as the dose will not be accurate.
由于剂量不准确，这种做法并不一定是安全或有效的。
Effective imaging with a lower radiation dose may be achieved with the system and method.
使用本系统和方法可以实现具有更低辐射剂量的有效成像。
Conclusion: Low dose of radiotherapy is an economic, safe and effective method.
结论：小剂量放疗治疗顽固性鼻出血是一种经济、安全、有效的治疗方法。
Intravenous drip urography of large dose was more effective.
大剂量静脉滴注尿路造影效果更好。
Intravenous drip urography of large dose was more effective.
大剂量静脉滴注尿路造影效果更好。
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