This waterway was intended to facilitate the transport of goods needed by the frontier army stationed in and around Peking.
这条运河旨在提供交通便利，为保障北京及其周围驻军的供给运送物资。
His brother has joined the army and will set out for the frontier today.
他有个弟弟参了军，今天出发去边疆。
The health promotion work of frontier defence army in Sinkiang is carried into effect difficultly because the army is dispersed in so many spots, too long lines and quite wide areas.
加之驻疆边防部队高度分散、点多、线长、面广，健康促进工作实施难度较大。
The health promotion work of frontier defence army in Sinkiang is carried into effect difficultly because the army is dispersed in so many spots, too long lines and quite wide areas.
加之驻疆边防部队高度分散、点多、线长、面广，健康促进工作实施难度较大。
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