When there is a flame failure in an automatically fired auxiliary boiler, the _____.

题库:二管轮 类型:最佳选择题 时间:2019-02-19 18:37:34 免费下载:《第一章 船舶动力装置》Word试卷

When there is a flame failure in an automatically fired auxiliary boiler, the _____.
A.air supply is shut off
B.fuel supply is shut off
C.water supply is shut off
D.safety valve lifts

本题关键词:僵a,ECF-A,EP21-A,EP6-A,EP18-A,EP7-A,Lp(a),Lp（a）,A-aDO2,抗A;