【判断题】T8钢T12钢淬火温度相同,那么它们淬火后的残余奥氏体量也是一样的。
【简答题】三折=______%= 6 ( ) =______:5.
【简答题】Listening Comprehension Section A 5.
【判断题】密实度是指材料的固体物质部分的体积占总体积的比例,说明材料体积内被固体物质所充填的程度,即反映了材料的致密程度。
【单选题】(Section A short conversation) 5.
A.
She accepts the invitation.
B.
She thinks it's too cold for a pool party.
C.
She thinks the man sounds like making a joke.
D.
She's got a cold and could not go.