[单选] （）是为了防止事故扩大及产生更为严重的后果，但该操作本身势必导致锅炉元件快速降温降压，产生较大的热应力，以至损害锅炉元件。

为什么有些物品在灭菌过程中要实施间歇灭菌？ Improper maintenance of an automatic auxiliary boiler oil burner could result in （）. fuel pump failure。 fan motor failure。 increased feedwater consumption。 decreased boiler efficiency。 田中さん（）会社員です。 の。 か。 は。 では。 This is to advise you that MV Water Way arrived at Sheerness at 1000 hours on May 14th and the formalities for entering the port were passed at 1040 hours on the same day.Now she is in all respects ready and fit to discharge her cargo of grain in bulk. Theses sentences are likely to appear in（）. Declaration of Deadweight Tonnage of Cargo。 Notice of Demurrage。 Notice of Despatch。 Notice of Readine。 The highest pressure in any closed diesel engine freshwater cooling system is at the （）. jacket water outlet。 expansion tank inlet。 heat exchanger inlet。 cooling water pump outlet。 （）是为了防止事故扩大及产生更为严重的后果，但该操作本身势必导致锅炉元件快速降温降压，产生较大的热应力，以至损害锅炉元件。