四川泸县石桥镇的一个下属街道处，街道面积比镇上还要大，旁边为马溪河，环境优美。
就在上游不远处，有个小型的海狸水坝，是50年来首次被记录到的三个水坝之一，拉马河的支流沼溪就有六个海狸水坝。
Just upstream is a small beaver dam, one of three? The first DAMS documented on the river in 50 years.
沙溪古镇在云南剑川县大理与丽江之间的古驿道上，是滇藏茶马古道上唯一幸存的古集市。
The ancient town of Shaxi is situated on the ancient post road between Dali and Lijiang prefectures in the territory of jianchuan County, Yunnan Province.
本文研究的对象就是重庆马桑溪大桥的挠度值，它是由架设在马桑溪大桥上的传感器获取到的。
The object of this thesis is the deflection of Ma Sangxi bridge in Chongqing, which is obtained from the sensor set up on the bridge.
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