单项选择题
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
A.≤0.05μS/cmB.≤0.15μS/cmC.≤0.25μS/cmD.≤0.35μS/cm