Contrary users may choose to remain on dial-up simply because the slow speed and intermittent connection provides a bulwark against the fast-moving online world.
保守的用户之所以坚持选择拨号连接的理由很简单，就是较低的速度与间断的连接成为阻隔瞬息万变再现世界的一道壁垒。
Flash forces users with dial-up connections to spend valuable time watching the load bar, instead of getting to the information they want, fast.
在登录Flash网站时，电话拨号上网的用户必须花费宝贵时间观看下载条，而不能快速获取需要的信息。
Rail positioning: USES the lead screw linear guide center positioning, dial scale regulation and positioning is fast, accurate and convenient.
轨道定位：采用丝杠直线导轨中心定位，刻度盘调节定位快速，准确，方便。
Rail positioning: USES the lead screw linear guide center positioning, dial scale regulation and positioning is fast, accurate and convenient.
轨道定位：采用丝杠直线导轨中心定位，刻度盘调节定位快速，准确，方便。
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