This standard applies to the hydraulic pressure motivation the tractor, through pipe fittings often join and disconnecting means deliver the connect to machines and tools.

本标准适用于将拖拉机的液压动力，通过管接头频繁地连接和断开的方式传递到机具上的接头。

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Using recycled-steel frames with large hinges, Blu homes fold up to fit on a standard tractor-trailer that handles cargo up to 8.5 feet wide.

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James Woolsey, his entire suspected inventory of the biological agent anthrax would fill roughly half a standard semi's tractor trailer.

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