win7系统有32位和64位两种操作系统，两者的区别主要体现在运算速度不同、寻址能力不同、要求配置不同、软件兼容性不同几个方面，通过对比就可以把两者区分开来。
TT45666 开发者_JAVA技巧 2022-05-16 10:10 梯形上底4.8厘米,下底5.2厘米,面积18.8平方厘米,求高多少厘米? 18.8×2÷（4.8+5.2） =37.6÷10 =3.76厘米958188
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