A.結(jié)構(gòu)膠;丁基密封膠 B.丁基密封膠;丁基密封膠 C.結(jié)構(gòu)膠;結(jié)構(gòu)膠 D.丁基密封膠;耐候膠
A.壓縮縫隙 B.膠帶粘貼 C.平縫打膠 D.不予理睬
A.邊緣割手 B.邊緣破損 C.應(yīng)力集中 D.陽光輻射
A.單組份;硅酮結(jié)構(gòu)膠 B.單組份;硅酮密封膠 C.雙組份;硅酮結(jié)構(gòu)膠 D.雙組份;硅酮密封膠
A.2.5 B.3.0 C.3.5 D.5.0