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1·Diagnosis of common faults and remove ways about walking part to tunneller are introduced.

介绍了掘进机行走部常见故障的诊断及排除方法。

2·Structures, cutting mechanism and stress wave theory of the tunneller a re presented and analyzed.

文章对这种掘进机的结构、截割机理及应力波理论进行了介绍和分析。

3·This paper introduces the main technical parameters, structures and technical features of EBJ-120TP type tunneller.

介绍了EBJ - 120tp型掘进机的主要技术参数、结构及其技术特点。

4·The diversion tunnel section excavated by tunneller is buried deeply, the under ground water level is high, the activities of underground water is lively, and Karst topography is quite developed.

采用掘进机开挖的引水隧洞洞段埋藏较深，地下水位高，地下水活动强烈，岩爆频繁，岩溶较为发育。