单项选择题
A.280℃,1.2MpagB.280℃,0.9MpagC.220℃,1.2MpagD.220℃,0.9Mpag
A.190℃,0.35MpagB.205℃,0.4MpagC.220℃,0.45MpagD.280℃,0.7Mpag
A.280℃,0.7MpagB.280℃,0.6MpagC.250℃,0.7MpagD.250℃,0.6Mpag