试验装置首次运用微型高频土压力传感器测量模型板上土压力，测试结果更加精确。
It is the first time used the mini soil pressure sensor to measure soil pressure in the model tests and the result is more exactly.
南溪土楼旅游区，总占地42公顷，包括两大景区：蛟塘云上土楼景区和土楼狂欢谷(南溪景观村落)。
Covered an area of 42 hectares, Nanxi Earthen Dwellings Tourist Site consists of two parts: Jiaotang Yunshang Earthen Dwellings Tourist Attractions and Carnival Valley (Nanxi Village Landscape).
重型运土设备使用时，操作人员只能看到有限的区域，因此，必须指派矿口监工随时警告操作人员在操作位置上无法发现的危险。
It is, therefore, essential that a banksman be appointed to warn the operator of hazards that cannot be seen from the operator's position.
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