14+(1-14)×23,
=14+12,
=34;
故答案为:34.
A good diet and some moderate exercise are ____ to good health.
A.adventurous
B.approximate
C.fundamental
D.balanced
安装多道活塞环时,其搭口最好是()。
A.各道环搭口在同一位置
B.各道环搭口应错开120—180
C.上面几道环搭口一样,下面错开
D.A或B