扣件式钢管双排脚手架的纵距是双排脚手架横向两侧立杆外皮之间的水平距离。
参考答案：错
In ancient times, people rarely travelled long distances and most farmers only travelled _____ the local market. [ ]
A. longer than
B. more than
C. as much as
D. as far as
顺序执行下列两个语句的输出结果是 【13】 。 String s]“全国计算机等级考试”； System.out.println(s.length())；
