The technical comparison shows that the laser centering instrument is superior to conventional centering methods in the installation and adjustment of equipments.
通过技术比较，证明激光对中仪用于设备的安装调试具有传统对中方法难以比拟的优势。
2
The shaft is provided with a micrometer adjustment at the thrust bearing to permit proper centering of impeller in casing.
传动轴在止推轴承处带有千分尺调节器，以使壳内叶轮处于中心位置。
3
Working principles: Tool using a self-centering theory, generated through the mandrel roller adjustment hitting, rolling motion.