The archaeologists are currently conducting an excavation at the site to uncover ancient artifacts.
考古学家正在该地点进行挖掘，以发掘古代文物。
They discovered a well-preserved Roman villa during the excavation of a new highway.
在新建公路的挖掘过程中，他们发现了一座保存完好的罗马别墅。
The excavation revealed layers of history, from prehistoric times to medieval periods.
挖掘揭示了从史前到中世纪的历史层叠。
Excavation workers carefully removed the soil to expose the foundation of the old building.
挖掘工人小心翼翼地清除土壤，以便露出老建筑的地基。
A team of experts is overseeing the excavation to ensure the integrity of the site.
一组专家正在监督挖掘工作，以确保遗址的完整性。
The discovery of fossilized dinosaur bones was a major find during the excavation.
挖掘过程中发现了恐龙化石，是一个重大发现。
After weeks of excavation, they unearthed a treasure trove of gold coins.
经过几周的挖掘，他们发掘出了一批金币宝藏。
The excavation process can be time-consuming and physically demanding, but the results are often invaluable.
挖掘过程可能耗时且体力消耗大，但结果通常极其宝贵。
The excavation uncovered a network of ancient irrigation channels, providing insight into the region's agricultural practices.
挖掘揭示了一套古老的灌溉系统，有助于了解该地区的农业传统。
The excavation team had to deal with unexpected challenges, such as extreme weather conditions and uncharted underground structures.
挖掘团队不得不应对意外挑战，如极端天气和未知的地下结构。
We also adjust the distance between the front cutters and increase the hardness of the full-section excavation," said the CR24 project manager who declined to be named.
我们还调整了前切割器之间的距离，增加了全断面挖掘的硬度，”CR24项目经理说，他拒绝透露姓名。
The company has manufactured over 85 percent of the country's gear reducers used in machines that drill pipeline corridors during underground excavations, and more than 80 percent of the gear reducers used in vehicular gates for electronic toll collection.
该公司生产了全国85%以上的齿轮减速器，用于在地下挖掘过程中钻探管道走廊的机器，以及80%以上的齿轮变速器，用于电子收费的车辆闸门。
Compared with traditional tunnel boring methods like drill and blasting for manual excavation, the use of such giant TBMs could minimize the impact on the surroundings and produce a smooth tunnel wall, helping certain tunnel projects manage unstable geologic conditions.
与传统的钻爆法等手动挖掘隧道方法相比，使用这样的大型TBM可以最大限度地减少对周围环境的影响，并产生平滑的隧道壁，有助于管理不稳定的地质条件，使得某些隧道项目得以顺利进行。
The project will hold records as the world's longest single excavation, the deepest tunnel, the highest water pressure, and the largest diameter tunnel of its kind, said the company.
该项目将创下世界上最长单洞掘进、最深隧道、最高水压和同类隧道最大直径等四项纪录，该公司称。
Tunnel-boring machines arrived in Tel Aviv after they were assembled at the excavation machine industrial center in the city.
Overcoming difficult excavations and other challenges, the Chinese builders followed the major construction nodes to complete the work.
Renovation work at Yongjia Station, which will be renamed Wenzhou North Railway Station after work is completed, and excavation work near Qianshi Mountain, reflect the general manager's sentiments, as these projects are labeled by their builder as the most challenging ones amid the building of the whole railway.
When it comes to excavation work near Qianshi Mountain, CR24 builders are faced with high-level construction risks due to its location near an operating railway and poor transportation conditions in the mountainous area.
The tunnel was constructed using an excavation method from both ends.
By using a giant machine measuring 15.03 meters in diameter and 135 meters long and weighing 4,000 metric tons, the company said its excavation work has entered the critical period of the project, as it will dig toward the deepest point within the rock and soil parts underneath the Yangtze River.