根据题意得:x-2≥0且x-1≠0,
解得:x≥2且x≠1.
故答案为x≥2.
Wage increases to a certain level will probably help to ______ the average consumers from the effects of higher prices.
A.cushion
B.reduce
C.prevent
D.remove
显示电子组件(DEU)不接收来自下列部件的离散量()
A.发动机防冰组件
B.机翼防冰组件
C.发动机整流罩防冰活门
D.机翼防冰电门