炉膛负压摆动大，瞬间负压到最大，一、二次风压不正常地降低，水位瞬间下降，汽温下降，据上述条件可判断是炉内爆管。
参考答案：错
It is reported that a similar technique can be ________ to the treatment of cancer.
A．applied
B．attached
C．added
D．compared
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