调整齿轮[机构];
Aligning and installation of gear case of main engine in the course of reequipment spur type planetary gearing
某船主机齿轮箱装复过程中的校中与安装正齿式行星齿轮装置
The high speed shaft of the coal mill gear box for the boiler in a power plant broke, and the double-row self-aligning roller bearing was damaged.
某电厂发生锅炉磨煤机变速箱高速轴断裂,双列调心滚子轴承损坏。
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