A.熱沖擊,熱沖擊 B.機(jī)械應(yīng)力,機(jī)械應(yīng)力 C.熱沖擊,機(jī)械應(yīng)力 D.機(jī)械應(yīng)力,熱沖擊
A.325mg/Nm3120mg/Nm380mg/Nm3 B.315mg/Nm3100mg/Nm350mg/Nm3 C.365mg/Nm3150mg/Nm3100mg/Nm3
A.≤160℃≤1400Pa B.≤180℃≤1200Pa C.≤150℃≤900Pa