This paper analyzes the force state of vehicles in the combination road sections, and partly study concretely driving force situation when the vehicles is running on the plane and vertical road.

本论文具体分析了汽车在平纵组合路段上的行驶速度变化，汽车在平纵组合路段上的受力状态，分别研究了汽车在平面、纵断面上的行车受力情况。

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With the promotion of road grading, the control of vertical deflection in bridge design is becoming more important.

随着道路等级的提高，桥梁设计中竖向挠度的控制显得尤为重要。

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Plate element is used to simulate tunnel lining, road slab and vertical brace, and spring element simulate the interaction between soil and tunnel.

文中隧道衬砌、路面板和竖向支撑用板单元模拟，土与隧道的共同作用用土弹簧模拟。

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He also ordered the Joint Vertical Aircraft Road Map Task Force to assess the V-22 production profile alternatives against the department's overall investment in the rotary wing industrial sector and the eventual needs to replace and or refurbish aging aircraft.

CENTERFORSECURITYPOLICY: Center For Security Policy

The first stage of drilling the 13, 000ft vertical well at the Anna's Road site is now under way which the company anticipates should take two to three months.

BBC: Fracking firm Cuadrilla plans new well at St Annes site