双股道使横向跨度也大。
同时衔接三股道。由两组转辙机械操纵两套尖轨。
The two groups Switch from two sets of mechanical manipulation of a sharp track .
在就职典礼上，他曾发誓给伊州带来一股道德改良之风。
也可作为微机联锁车站(亦有股道分割点信号机)软件编程时参考。
The article can also be the reference for software programming of microcomputer interlocking station (with track cut point signal).
采用遗传算法求解整备区股道安排问题，具有适用广泛和计算稳定等特性。
Using genetic algorithms in the issue of tracks arrangement has advantages of versatile application and computation stability.
研究方法：依据相关规范制定出与既有复杂车站延长股道有效长相配套的经济、可行的信号技术条件。
Research methods: the economical and feasible signaling scheme should accord with the correlation standards and the extension of track's effective length design for complex station yard.
SEC称，王勤竞5月4日给其经纪商下达指令，要其卖出415,000股道琼斯股票，并询问该经纪商这笔交易要多长时间才能结算。
On May 4, Mr. Wong placed an order with his broker to sell the 415,000 shares, and asked the broker how long it would take for the trade to settle, the SEC said.
SEC称，王勤竞5月4日给其经纪商下达指令，要其卖出415,000股道琼斯股票，并询问该经纪商这笔交易要多长时间才能结算。
On May 4, Mr. Wong placed an order with his broker to sell the 415,000 shares, and asked the broker how long it would take for the trade to settle, the SEC said.
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