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Continuous surging of turbocharger can be caused by（） ①crash stop of engine ②increased back pressure after T-Ch ③fouled or damaged turbine nozzle ring

A、all are correct

B、②and③are correct

C、none of the above is correct

D、①only is correct

时间：2022-01-04 16:14 关键词： 船舶电气与船舶安全

答案解析

B