但研究人员一直没有成功，因为不是所有的锝- 99都能纳入到玻璃容器中，挥发性气体也必须被回收到熔化系统里。

But researchers have been stymied because not all the technetium-99 is incorporated into the glass and volatilized gas must be recycled back into the melter system.

youdao

但研究人员一直没有成功，因为不是所有的锝- 99都能纳入到玻璃容器中，挥发性气体也必须被回收到熔化系统里。

But researchers have been stymied because not all the technetium-99 is incorporated into the glass and volatilized gas must be recycled back into the melter system.

youdao