根据《在用工业管道定期检验规程（试行）》，安全阀存在超过校验期或铅封损坏，安全阀泄露的，应立即更换。
1、正确正确
暂无解析
Amongthefollowingwords,“______”containsanegativeprefix.
EugeneO’Neill’sfirstfull—lengthplay,(),wonhimthefirstPulitzerthemeisthechoicebetweenlifeanddeath,theinteractionofsubjectiveandobjectivefactors.
翻译：Afterreinspectionattheportofdestination,thequalityofthegoodsshippedexS.S.“RedStar”underContractNo.CT7543waotfioundncomplianeewiththecontractstipulations.
WhenyouwereinLondon,didyouvisit________________Tower,too?
Nobodyintheclassagreeswithyou,________________?
