It delivers more than 90% of its totalradiationdose in less than 33 days.
它可以在不到33天的时间内达到总放射剂量的90%。
2
That dose is about 10,000 times that typical exposure rate for the U.S., but it is applied to the cancerous tissue; the total-body exposure during radiation therapy is much less.
That dose is about 10, 000 times that typical exposure rate for the U.S., but it is applied to the cancerous tissue; the total-body exposure during radiation therapy is much less.