下列不属于高铬铁素体不锈钢缺点的是()。

下列不属于高铬铁素体不锈钢缺点的是( )。 A、较差的耐蚀性 B、缺口敏感性较高 C、脆性转变温度较高 D、钢在加热后对晶间腐蚀也较为敏感

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共用题干 The Development of BalletBallet is a dance form that has a long history. The fact that it survives to this day shows that it has adjusted as times have changed.Ballet began in the royal courts during the Renaissance. At that time it became common fo

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《票据法》规定,提示承兑是指持票人向()人出示汇票,并要求其承诺付款的行为A.出票人B.付款人C.保证

《票据法》规定,提示承兑是指持票人向()人出示汇票,并要求其承诺付款的行为A.出票人B.付款人C.保证

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共用题干 Pandemic(大面积流行的)H1N1 2009The most active areas of pandemic influenza transmission currently are in central and eastern Europe. Focal(集中的)increases in rates during recent weeks were _________( 5 1 ) in at least two eastern Europeancountries. A high i

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履带式起重机的主要参数不包括()。

履带式起重机的主要参数不包括( )。 A、起重量 B、起重高度 C、起重时间 D、起重半径

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