调整齿轮[机构];
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。
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
微语录 · 经典语录
微语录 · 句子大全
微语录 · 个性签名