支护

Through applicating bolt support in open-off cut in fully-mechanized mining workface,this paper introduces parameter design of bolting with wire mesh in large section roadway and stantards of some auxiliary materials,working craft and economic results of technology are summarized.

通过锚索网支护在综采工作面开切眼中的应用，介绍了大断面煤巷锚索网支护参数的设计及各类辅助使用材料规格，简要总结了施工工艺与取得的技术经济效益。

The fore bay of Heihe Longhui Hydropower Station designed by the company, is the existing biggest tunnel fore bay in China, which is height of 21m, width of 16m; for the large-span dome of surge tank of Baishuijiang Shiji Hydropower Station, which is the first project equipped with rapid-drop gate in surge tank in Gansu Province, the company adopted pre-stressed anchor cable to complete the dome's excavation and supporting at the same time, thus reduced the completion period and investment; for the diversion tunnel of Fuchuan Hydropower Station, which is the biggest non-pressure diversion tunnel in Gansu Province, with span of 9m, height of 11m, the company adopted half-tunnel supporting structure, thus reduced the project investment.

黑河龙汇水电站前池是目前国内最大的洞内式前池，跨度16m、高度21m；白水江石鸡水电站调压井大跨度穹顶采用预应力锚索技术，分瓣开挖一次支护完成，节省了工期和造价，同时是省内第一座在调压井内设置快速闸门的工程；福川水电站引水隧洞是甘肃省内最大的无压引水隧洞，跨度9.0m，高度11m，采用半洞支护结构，在满足安全的前提下节省了工程投资。

This paper analyzes the failure mechanism of slope dome,discusses the design of slope supporting form,and processes and analyzes the test data of model,in order to achieve the purpose of optimizing supporting form design and to make the slope project safe and economic.

分析了边坡坡面的破坏机理，探讨了边坡支护形式的设计，并对模型试验数据做了处理与分析，以达到优化支护形式设计的目的，使边坡工程既安全可靠又经济合理。

According to complex neighboring environment of deep foundation pit and practical seepage control and treatment situations as well as analysis of composite factors compound supporting method of single-row pile combined with water-resisting curtain is proposed.

根据拟建深基坑复杂的周边环境及需对其进行防渗处理的实际情况，综合考虑多方面因素后，决定采用单排桩与止水帷幕相结合的复合支护方法，详细介绍了该种复合支护方法的设计过程及施工注意事项，对类似工程具有一定的借鉴作用。

According to supporting system with steel sheet pile of this foundation pit works checking calculation is made in order to ensure the construction safety and smooth running of construction.

对某电厂工程输煤系统通廊基坑支护工程的具体情况进行了介绍，探讨了输煤系统地段的地质情况，对该工程地下通廊基坑钢板桩支护进行了验算，以保证基坑工程施工安全，从而保证施工顺利进行。

Rockbolts which can make full use of the self-strength of rocks and soils around and enhance the load-supporting of rocks and soils and save the engineering materials are wildly used in the support of adjacent rocks of tunnels and reinforcement of roadbed and slopes, to be one of the most effective and economic support method in geotechnical engineering.

锚杆支护作为岩土体结构加固的一种常用方法，由于能充分调动锚杆周围的岩层自身强度，显著增强周围地层的承载能力，节约工程材料，从而成为解决岩土工程稳定性问题最经济、有效的方法之一，被广泛应用于隧道围岩支护、路基加固以及边坡稳定加固等岩土工程中。

According to the geological condition and geometrical characteristics and physical mechanical index of coal seam for large-section face of starting cut of Dafosi coal mine in Binchang mining area,the design of bolt with wire mesh is accomplished and the supporting parameters are given.

根据彬长矿区大佛寺煤矿煤巷大断面开切眼的地质条件、几何特征及煤层的物理力学指标，完成了锚网支护设计，给出了支护参数，利用FLAC软件对煤巷开切眼的稳定性进行了评价。

Using individual hydraulic prop in thin coal seam face is better than the others in the aspect of support strength,premary supporting force,shrink amount and safety.

在薄煤层工作面中使用单体液压支柱，在支护强度、初撑力、可缩量、安全保障及操作人员安全上，都优于其它单体支护材料。

On a coal face of horizontal slice of steep seam ,the combination of ∏ type built-up roof beam and individual hydraulic support is regarded as key support.

在急倾斜煤层水平分层采煤工作面，采用∏型组合顶梁与单体液压支柱结合作为基本支护，大大增加了工作面的支护强度，提高了劳动生产率，降低了工作面管理难度和材料成本。

According to the spot experiment result of bolt anchor-hold in the condition of draining water in the roof on haulage roadway, 11201 coalface, Chengjiao coalmine, the test facility was designed independently and the influence of the anchor-hold of the resin bolt by the draining water in the drill hole was studied.

结合城郊煤矿11201工作面运输巷顶板淋水情况下锚杆锚固力现场测试结果，自行设计了实验装置，研究了钻孔淋水对树脂锚杆锚固力的影响。在现场测试中，当钻孔的淋水量小于128mL/min时，树脂锚杆的锚固力保持不变；当淋水量大于583mL/min时，树脂锚杆的锚固力比无淋水时的锚固力下降35%以上。沿巷道轴向布置卸水孔，采用集中排放，同时加大锚杆支护的密度可以改善顶板淋水时锚杆支护的效果

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。