锚杆

Several underreaming methods have been introduced. A new type of grouting-open soil anchorage with flukes is also presented.

介绍了端头扩大型锚杆的各种扩孔方法，重点阐述一种新型的船锚式注浆张开型土锚。

A new type of grouting-open soil anchorage with flukes is also presented. This anchor doesn't need some specific tools to expand the bottom.

介绍了端头扩大型锚杆的各种扩孔方法，重点阐述一种新型的船锚式注浆张开型土锚。

With a testing system,guided wave testing was carried out on the rock bolts which was free and embedded in the soil to inspect the length of rock bolts.

分析了自由钢杆与置于土壤中钢杆的频散曲线，并利用所建立的试验系统，采用导波技术，对上述两种锚杆的长度进行了检测。

The common embedded beam method can' t be used to fix the transbeam of supporting roller in the erection of the aerial miner' s truck in the coal tunnel of Dongqu Co al Mine.

东曲矿全煤巷道中安装架空人车无法采用常规的预埋梁法固定托轮横梁，根据锚杆工作原理，将树脂锚杆应用到架空人车的托轮横梁固定安装中，较好地解决了架空人车在全煤巷道中的安装难题，达到了预期的安装效果。

The simulation results agreed well with analytical and laboratory test results.

实验室对自由锚杆和锚固锚杆的测试结果与数值模拟的结果取得了很好的一致性。

In order to determine the size of coal pillar scientifically and reasonably, we mainly studied the law of stress distribution of the surrounding rock and the mechanism of narrow pillar drift and high strength bolt support and so on, indicating that using the narrow pillar drift and high strength bolt support can effectively guarantee the stability of gob-side entry in deep mine.

为科学合理地确定煤柱尺寸，保证沿空巷道的稳定，研究了沿空巷道的围岩应力分布规律、小煤柱护巷机理以及高强锚杆支护。从理论上证明了采用小煤柱护巷及高强锚杆支护方式理论上能够有效地保证深井沿空巷道的稳定。

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。

Our company in accordance with the development needs to rely on its own advanced technology and production advantages, investment in the production of hollow bolt, self-feeding type Bolt and accessories.

我公司根据发展需要，依靠自身先进的技术及生产优势，投资生产中空锚杆、自进式锚杆及各型配件。

Distributed water pressure can restrain the deformation of cement surface, helpful to increase the adhesion between bolt and cement and decrease the influence depth of axial stress of bolt, also helpful to strengthen the safety of bolt.

5分布水压力能约束混凝土表面的变形，从而有助于增加锚杆与混凝土的粘结强度，减小锚杆传力深度，增加工程安全性。

Analyed mechanism of expert System, imfering machine of selection of bolt Support, develped Sub-Expert System of bolt support Selection.

分析了专家系统推理机制，建造了锚杆支护选型推理机，开发了锚杆支护选型专家系统。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。