cè / liáng / rén / yuán / bǎ / chān / biāo / lì / zài / shān / dǐng / shàng / fāng / biàn / què / dìng / wèi / zhì测量人员把觇标立在山顶上,方便确定位置。The surveyors placed a beacon on the mountaintop to help determine the location.