TheSchuylerandLivingstonIronWorkshasbeenworkingongettingitsnetworksecurityundercontrol.IthassetupVPNwithIPSeclinkstoitssuppliers.Ithasinstallednetworkvulnerabilityscannerstoproactivelyidentifyareasofweakness,anditmonitorsandrespondstosecurityeventsastheyoccur.Italsoemploysextensiveaccesscontrollists,statefulfirewall implementations,anddedicatedfirewallappliances.Thecompanyhasbeengrowingveryfastlatelyandwantstomakesureitisuptodateonsecuritymeasures.Whichtwoareasofsecuritywouldyouadvisethecompanytostrengthen?()
A . 两种算法计算的总压力是相等的
B . 两种算法计算的压力分布是相同的
C . 两种算法计算的零压力区高度z0是相等的
D . 两种算法的主动土压力系数K是相等的
A . 导墙底面不宜设置在新近填土上,且埋深不宜小于1.5m
B . 成槽时,护壁泥浆液面应低于导墙底面500mm
C . 混凝土浇筑过程中,导管埋入混凝土面的深度宜在2.0m~4.0m
D . 混凝土浇筑面宜高于地下连续墙设计顶面300mm