某锅炉锅筒的工作压力p=0.6MPa,问水压试验压力p2应是多少?
()《连城诀》这部书讲述的故事最可能是发生在什么年间的事? ["顺治","康熙","雍正","乾隆"]
()在雪谷的山洞前,水笙告诉狄云她在这里十年等不到他,便会去江湖找狄云多少年? ["十","二十","五十","一百"]
()狄云在城墙边数了一数,共有多少人在看他写的数字? ["五十八","六十八","七十八","八十八"]
()狄云将棺盖上的数字记在什么地方? ["脑中","书中","铁铲上","木棍上"]
某锅炉锅筒的工作压力p=1.0MPa,问水压试验压力p2应是多少?