After 1949, the caves were declared historic monuments, and the steady erosion by wind and water was slowed down through judicious tree planning and the construction of protective barriers.
1949年后，这些洞被宣布为历史古迹，通过远见卓识的植树计划和防护屏障建设，风蚀和水蚀的速度慢了下来。
In the construction of steel pipe scaffold on electric welding machine, vibrator and other electrical equipment should be placed in dry wood, operators shall wear insulating protective equipment.
在钢管脚手架上施工的电焊机、振捣器等用电设备应放置在枯燥的木板上，操作人员应穿戴绝缘的防护用品。
In this paper, a new technique of protective layer excavation of horizontal foundation was expounded and applied to the construction of Lijiaxia hydropower station.
本文是水平建基面保护层一次爆破开挖新技术在李家峡水电站工程的应用实例。
Finally, this paper puts forward some protective suggestions on construction of eco-tourism items, practice of eco-tourism management and evaluation of eco-tourism benefits, etc.
此外，在生态旅游项目建设、生态旅游管理实施以及生态旅游效益评价等方面都提出一些保护性的建议。
Protective facility construction projects refer to the projects that affix protective facilities for preservation of the cultural relics.
保护性设施建设工程，系指为保护文物而附加安全防护设施的工程。
Where the construction site may do harm to the buildings, structures, and special working environments in the neighborhood, the construction enterprise shall take protective, safety measures.
施工现场对毗邻的建筑物、构筑物和特殊作业环境可能造成损害的，建筑施工企业应当采取安全防护措施。
During construction and after construction, effective measures should be taken to prevent rain washing and sun exposure, and protective layer should be made in time.
施工时及施工后，应采取有效措施防止雨水冲刷及烈日暴晒，并应及时做保护层。
In addition, the stone protective effect of good and bad, and repellant quality, construction techniques and the quality of the construction workers have great relationships.
另外，石材防护效果的好坏，与防护剂的质量、施工的工艺和施工人员的素质有很大的关系。
This paper introduces the parameter selection, installation, grounding mode of low-voltage power grid and construction method of residual current operated protective device.
文中详细论述了剩余电流动作保护装置的参数选用，安装要求，低压电网接地方式及安装施工要求等。
For some problem in the construction of prestress beam slab, the paper analyzed and discussed its cause, and proposed protective measures and methods.
针对预应力梁板施工中较常遇到的一些问题，对其产生的原因进行了较为详细的分析与探讨，并提出了具体的预防措施和救治方法。
According to JGJ46 88 the safety technique codes of temporary using electricity in construction site the paper illustrates the choose principle of protective zero terminating in construction site.
根据JGJ 46 88施工现场临时用电安全技术规范，说明了施工现场保护接零的选用原则。
This paper presents an analysis of the functions and effects of various protective measures for piling through the example of the piling and construction of Xi-ling high-rise in Nanshi District.
本文通过南市区西陵高层打桩施工的实例，分析了各种打桩防护措施的作用和效果。
Many excavations appear in city construction, and effect of excavation on safety protective region of Bridges has become a very important problem.
针对城市建设中越来越广泛遇到的基坑问题，本文初步探讨了超深基坑开挖对城市桥梁安全保护区域的影响。
For the technical problem and treatment methods of Changjin Expressway construction, the paper introduced the experience and thought on bridge, subgrade, pavement and protective engineering etc.
针对长晋高速公路建设中遇到的技术问题及采取的技术处治方案或措施，总结滑坡、桥梁、路基、路面、排水、防护工程建设经验教训。
Otherwise, prospectively in the construction of the Changsha city, the paper can supply the constructive suggests for the historical and cultural protective work.
另外，希望在长沙的城市建设实践中，本文能为历史文化保护工作提供有益的启发。
To meet the needs of protective forest engineering construction and management, it is necessary to develop the forest resources management information system.
为满足各级林业部门防护林建设工程管理的需要，研制开发防护林森林资源管理信息系统已经十分必要。
Organic thermal-protective coating is special coating material applied in many areas including aerospace, electron and electricity, textile, construction and so on.
有机涂层中的热防护涂层是一种具有特殊用途的材料，在航空航天、电子电气、纺织、建筑等领域有着广泛的应用。
The lead wire and its protective layer of the sensor shall be of one-piece construction, and its connection with variable conveying module shall subject to the Manufacturer's standards.
传感器引线及其保护层应为一体化结构，与变送器模块的连接应采用厂家提供的标准。
The technique of directly buried steam pipeline such as insulation construction, insulating material, outside protective pipe, fixing support, compensator, and steam trap connections is discussed.
探讨了直埋蒸汽管道的保温结构、保温材料、外保护管、固定支座、补偿器、疏水装置等技术。
The information standards play important role in standardizing the information security construction and implementing the protective measures of information security.
信息安全标准在规范信息安全建设以及促进信息安全防护措施的实施方面起了很大的作用。
Combined with the construction practice, the paper analyzed the cause of segregation in the construction of cement stabilized macadam, proposed protective measures for assuring the quality.
根据实践经验，通过对水泥稳定碎石基层在施工过程中出现离析现象的原因进行分析，提出切实有效的防治措施，确保水泥稳定碎石基层的施工质量。
Conventionally, it is the construction company who builds crossing structures and protective nets during constructions.
传统的做法是由施工单位架设跨越架和防护网进行跨越架线施工。
According to anticorrosive characters of steel construction in petrochemical industry, relative protective measure should be considered during design, maintenance, reinforcement and before use.
针对石油化工钢结构的腐蚀特点，从设计上、使用前的防护上及使用期间的维护与加固上给出相应的保护措施。
The proposed method provides a theoretical basis for the determination of rational protective measurements of the existing tunnels influenced by adjacent underground construction.
成果可为合理制定地下工程施工对临近既有隧道的保护措施提供一定的依据。
The paper introduced the cause of cement concrete pavement slab damage, and proposed its protective measures for the construction practice.
介绍了水泥混凝土路面板破坏的原因并针对其工程实际，提出了水泥砼路面板破坏的防治措施。
The paper analyzed the cause of plug pipe in the construction of bored pile, and proposed protective measures.
简要分析了钻孔桩施工中几种常见的塞管原因，并提出了与之相应的处理和预防措施。
The advantages of soil nailing walls are convenient construction and low cost, etc. They have already been used in protective structure of deep excavation extensively.
土钉墙具有施工便捷、现场文明、造价低廉等优点，已在深基坑支护结构中得到广泛应用。
The advantages of soil nailing walls are convenient construction and low cost, etc. They have already been used in protective structure of deep excavation extensively.
土钉墙具有施工便捷、现场文明、造价低廉等优点，已在深基坑支护结构中得到广泛应用。
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