Space shuttle Discovery's tail fin clears the hangar door of Orbiter Processing Facility-2 at NASA's Kennedy Space Center in Florida.

佛罗里达周nasa肯尼迪航天中心，发现号航天飞机的垂直尾翼正通过OPF - 2机库大门。

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With material mechanics theory, expounded bolt tail subjected to no center load action and roof bolt broken mechanism while roadway was supported with bolts.

应用材料力学理论，阐明了锚杆支护时锚尾一定受到偏心载荷作用和顶板锚杆破断的机理。

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Using the analytical relationship, many boundaries namely scissors sketed, could be drawn on the parameter plane of horizontal tail area and aeroplane center of gravity.

利用这种解析关系，可以在平尾相对面积和飞机重心位置的参数平面上，绘制出各种限制边界，形成所谓“剪刀图”。

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Its threat to build a private airport managed to put some pepper on the tail of policymakers, says Peter Harbison, of the Center for Asia Pacific Aviation in Sydney.

ECONOMIST: Malaysia's airport controversy