Various trenching methods and pipe geometries are used.
各种方法和管道几何挖沟使用。
It established the theoretical base for the design of trenching implement.
为挖沟器的设计奠定了理论依据。
Therefore, in the milling back trenching session should note the following points.
因此，在铣背拉槽环节中应注意以下几点。
The Sn, Pb, and Ag anomalies delineated with the technology have been identified by trenching.
利用该技术圈定的异常，经探槽揭露证实为矿化异常。
Whether you're digging, trenching, backfilling or handling material, the Backhoe Loader will meet your needs.
不论您是需要挖掘，开渠，回填还是处理材料。我们的反铲装载机均可以满足您的应用需求。
This paper take Dongdajing Landslide as an example; on the basis of ground survey, pitting, trenching and drilling etc. achievements and materials;
本文以东大井滑坡为例，依据地面调查、坑槽探及钻探等成果资料，客观地分析和评价滑坡的成因、稳定性与失稳的危害性；
During the dynamic analysis of mechanical system, the force that act on the chain of trenching implement is simulated by virtual prototype soft ADAMS.
在进行挖沟器的系统动力学分析过程中，利用了虚拟样机技术adams软件对挖沟器链传动过程中的受力情况进行了动态仿真。
Soil transformation, deep plough and trenching to de water should be done besides routine management before planting Phyllostachys propinqua McClure in farmland.
农田栽种早园竹，除了要全面做好竹园常规管理外，还应做好土壤改造、深翻、开沟排水等工作。
At that time, there were many liberated black slaves that left the farm and the hometown to do the unfamiliar work, like building railroads and trenching and so on.
在那个时候，有许多解放黑奴说，离开了农场和家乡做了陌生的工作，如建设铁路和挖沟等。
Disturbance of the bedrock changes drainage and runoff patterns, which may increase the rate of erosion. Trenching is the exploration activity that most disturbs bedrock.
干扰的基岩排水和径流的变化模式，这可能增加侵蚀率。挖沟是勘探活动，大部分干扰的基石。
During World War II, I found that my wedding ring was being destroyed through the use of my GI trenching shovel, so I took the ring off and placed it on my dog-tag chain.
二战期间，我发现我的结婚戒指在使用战壕铲时给弄坏了，于是我将戒指取下来挂在身份牌的链子上。
Firstly, it reduces the cost of infrastructure when compared with the traditional trenching and laying of cable, which in the current economic environment is unsurprisingly popular.
首先，相较于传统的挖掘和铺设线缆，它减少了基础设施的成本，这在目前的经济环境中无疑是非常流行的。
In pipeline construction, traditional explosive trenching method has been applied in stonework section. Caterpillar rock trencher will play an important role in practical pipeline laying process.
在管道施工建设中，对石方段的管沟开挖一直采用传统的爆破成沟的施工方法，而履带式岩石开沟机在管道敷设的实际应用中可以发挥重要作用。
In pipeline construction, traditional explosive trenching method has been applied in stonework section. Caterpillar rock trencher will play an important role in practical pipeline laying process.
在管道施工建设中，对石方段的管沟开挖一直采用传统的爆破成沟的施工方法，而履带式岩石开沟机在管道敷设的实际应用中可以发挥重要作用。
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