They were quarrying limestone.
他们在开采石灰石。
They are quarrying the hillside for marble.
他们正从山坡上采大理石。
Drillers and Blasters? Surface Mining, Quarrying and Construction.
钻孔者，爆破工？表层采矿，采石和建筑。
Karst landscapes are also threatened by limestone quarrying, Toomey said.
图米说，喀斯特景观还受灰岩石开采的威胁。
Article 39 The State applies a licensing system for sand quarrying in river courses.
第三十九条国家实行河道采砂许可制度。
These include coal mining, quarrying, oil drilling, and the injection of wastewater into the ground.
这些活动包括采煤、采石、石油钻探和向地下注入废水。
Now, as a result of Amoy sand quarrying, construction of the excavation will see a bright future.
而今，由于采石淘沙、施工挖掘而使之重见天日。
He is currently involved in fieldwork at the Gebel el-Asr gneiss quarrying region in Upper Egypt.
目前在参与上埃及片麻岩采矿区格贝尔·艾尔·阿瑟的田野考古。
They are employed by mining, quarrying and construction companies and by drilling and blasting contractors.
他们受雇于采矿，采石和建筑公司，也受雇于钻孔和爆破承包商。
Experience as a blaster helper in surface mining and quarrying or construction may be required for blasters.
爆破工需要具备地表采矿和采石或建筑爆破帮手的经验。
In addition to these roles, Miami is also an industrial center, especially for stone quarrying and warehousing.
除这些角色之外，迈阿密并且是一个工业中心，特别是石头挖掘和储藏。
Porcelain stone and kaolin have different ingredients and origins so that they have different methods of quarrying and processing.
瓷石与高岭土的矿物成分不同，成因有别，在开采和加工方法上也有区分。
They're all technically savvy, and familiar with the latest and the most advanced quarrying techniques available anywhere in the world.
他们的技术高超，熟悉世界上最新和最先进的采石技术。
Due to the complexity of geological structure but low, close, plus the jinshajiang river, quarrying fluctuation is extremely difficult.
但由于地质结构复杂，地势偏低，加上紧邻金沙江，江水涨落无常，故采石极为困难。
Take an engineer who runs a quarrying firm in Tamil Nadu, providing stone for sands, grits and gravels used in everything from houses to roads.
有位工程师在泰米尔那德邦经营着一家采石场，开采石头用作道路、房屋建造中使用的沙子石子的原料。
Article 23 It is forbidden to disafforest for purposes of reclaiming land, quarrying stone and digging sand or earth as well as other purposes.
第二十三条禁止毁林开垦和毁林采石、采砂、采土以及其他毁林行为。
The largest use of explosives during the year was for quarrying and site formation works. The overall consumption of explosives was 2100 tonnes.
年内使用爆炸品最多的是采石工程和地盘平整工程，总消耗量为2100公吨。
It contains informations on methods of quarrying, hauling, laying of stones, preparing of mortar, means for prevention of seepage through masonry, etc.
内容包括石料开采和转运、砌置的方法、沙浆的制备及砌石体的防渗措施等有关资料。
Now, because of dredging, quarrying, construction mining, natural factors such as inter-side so that it will see a bright future and become unearthed ebony.
现在，由于挖沙，采石，施工挖掘，自然跨方等因素而使其重见天日，成为出土乌木。
Take the quarrying of the Lagos harbor moles repairing project in Nigeria as example, this paper introduces the blasting design and construction technology.
以尼日利亚拉格斯防波堤修复工程石料开采为例，介绍石料开采爆破设计、施工工艺。
The Mines and Quarries Division of the Civil Engineering Department enforces legislation relating to mining, quarrying and explosives, and administers quarrying contracts.
工程署辖下的矿务及石矿部，负责执行有关采矿、采石和爆炸品的法例，并管理采石合约。
The diamond wire-saw is a kind of stone machining equipment with flexible cutters. It is widely used in stone quarrying, machining of blocks and various special-shaped stones.
金刚石串珠锯是使用柔性刀具加工石材制品的设备，广泛应用于石材回采、荒料整形、板材及各种石材异型制品加工。
Convicts were, at that period, sometimes employed in quarrying stone from the lofty hills which environ Toulon, and it was not rare for them to have miners' tools at their command.
当时，常常派犯人到土伦周围的那些高丘上去采取岩石，他们便时常持有矿工的器械。
Because the rock quarrying and filling are greatly influenced by the climate, the construction method and quality control are the most key link in the construction of rockfill dam.
由于堆石料的开采与填筑等施工受气候的影响较大，因此施工方法和质量控制是最关键的环节。
Deep hole millisecond compression blasting was applied to stone quarrying, resulting in reduced harmful blasting vibration, anticipated blasting fragment size and ideal blasting effect.
在石料开采工程中，应用深孔毫秒延时挤压爆破技术，减少爆破震动危害，石料块度比较理想，取得良好的爆破效果。
Within the protection zone for a water project, any act of blasting, sinking a well, quarrying rock, and collecting earth, which endangers the safety of the water project, shall be prohibited.
在水工程保护范围内，禁止进行爆破、打井、采石、取土等危害水工程安全的活动。
Within the scope of protection of flood control works, exploding, drilling Wells, quarrying stones, collecting earth or other operations endangering the safety of flood control works are prohibited.
在防洪工程设施保护范围内，禁止进行爆破、打井、采石、取土等危害防洪工程设施安全的活动。
Within the scope of protection of flood control works, exploding, drilling Wells, quarrying stones, collecting earth or other operations endangering the safety of flood control works are prohibited.
在防洪工程设施保护范围内，禁止进行爆破、打井、采石、取土等危害防洪工程设施安全的活动。
应用推荐