用“perforation”造句大全，perforation造句
Thispreventsbowelperforation.Objective:Toinvestigatethegastriculcerperforationoperation.Excessivepressurecanleadtoperforationofthestomachwall.Themanglereasonofpressuregaugeandclockcausedbyperforationi...
用“stomach perforation”造句大全，stomach perforation造句
Conclusionstomachperforationinnewbornsiscausedbycongenitalgastricwallhypogenesisandhightensileofstomachleadtoanoxemia.Acaseofstomachperforationduringgastriclavageforchlordiazepoxidepoisoningisreported...
用“perforation plate”造句大全，perforation plate造句
ResultsTherewere3typesofvesselelements,scalariformvessel,reticulatedvesselandpittedvessel,theperforationplatesweresimpleperforationplate.Theresultsofthisstudycanoffersomeperforationplateandacousticabs...