抛光用的研磨剂常用的配方有()。 ["氧化铬57%","石蜡21.5%","蜂蜡3.5%","混合脂11%","煤油7%"]
制作蒜泥味最好的蒜是()。 ["A.白皮蒜","B.黄皮蒜","C.红皮蒜","D.紫皮蒜"]
优质碳素结构钢含碳量范围较广,包括()、()和()。
下列复合味型中,属于香辣味范畴的是()。 ["A.咸鲜味","B.糖醋味","C.陈皮味","D.荔枝味"]
抛光用的软质材料有() ["毛毡","布","皮革","橡胶","塑料"]
列举几种集成电路典型工艺,工艺上常提到0.25,0.18指的是什么?